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Physics Questions and Answers October 15, 2022

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A student performs an experiment to determine the density of a sugar solution. She obtains the following results 1.11 gmL, 1.81 gmL, 1.95 gmL, 1.75 gmL. If the actual value for the density of the sugar solution is 1.95 gmL, which statement below best describes her results O Her results are neither precise nor accurate. O Her results are precise,

Signal x. ( t ) sin ( 167t ) 10 cos ( 24rt) is sampled at a rate of f, to obtain the discrete time signal x n. For each of the following sampling rates in kHz (i) determine the spectrum X (e) of x n (ii) plot its magnitude as a function of a in rad sam and (iii) explain whether x. (t) can be recovered from x n. ( a ) fs 30, (b) fs 20, (c)

Give the mathematical representation of the spherical wave travelling outward from a point and evaluate the probability current density.

For a particle of mass m, Schrodinger initially arrived at the wave equation. 1/C^2 d^2 fai/dt^2 = d^ fai/ dx^2 - m^2.c6@/h^2 fai show that a plane wave dilution of this equation in consistent with the relativistic energy momentum relationship.

An election of rest mass mo is accelerated by extremely high potential of v volts. that its wavelength is an hc fev (ev 2m 12 L

A body weighs 500 N on the surface of the earth. How much would it weigh halfway below the surface of the earth? (a) 125 N (b) 250 N (c) 500 N (d) 1000 N

The value of g on the earth surface is 980 cm/sec 2 . Its value at a height of 64 km from the earth surface is cms 2 . (a) 960.40 (b) 984.90 (c) 982.45 (d) 977.55

The mass of a spaceship is 1000 kg. It is to be launched from the earths surface out into free space. The value of g and R (radius of the earth) is 10 m/s 2 and 6400 km respectively. The required energy for this work will be (a) 6.4 x 10 10 Joules (b) 6.4 x 10 11 Joules (c) 6.4 x 10 8 Joules (d) 6.4 x 10 9 Joules

A vessel of volume 8.0 x 10 m contains an ideal gas at 300 K and 200 kPa. The gas is allowed to leak till the pressure falls to 125 kPa. Calculate the amount of the gas (in moles) leaked assuming that the temperature remains constant.

volume A mixture of hydrogen and oxygen has 2000 cm, temperature 300 K, pressure 100 kPa and mass 0.76 g. Calculate the masses of hydrogen and oxygen in the mixture.

1. Challenge question A honeybucket man is carrying his load He has a pole 2 m long with a bucket hanging from each end. The buckets have a mass of 2 kg each. The pole has a mass of 1 kg. The front bucket has 5 kg of honey in it, and the rear bucket has 3 kg of honey. How far from the center of the pole is the honeybucket mans shoulder 2. Look at
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A mercury manometer (figure 24W1) consists of two unequal arms of equal cross section 1 cm and lengths 100 cm and 50 cm. The two open ends are sealed with air in the tube at a pressure of 80 cm of mercury. Some amount of mercury is now introduced in the manometer through the stopcock connected to it. If mercury rises in the shorter tube to a

An ideal gas has pressure po, volume V, and temperature To. It is taken through an isochoric process till its,pressure is doubled. It is now isothermally expanded to get the original pressure. Finally, the gas is isobarically compressed to its original volume V. (a) Show the process on a pV diagram. (b) What is the temperature in the isothermal

A cyclic process ABCA shown in the VT diagram (figure 24W3) is performed with a constant mass of an ideal gas. Show the same process on a pV diagram. In the figure, CA is parallel to the Vaxis and BC is parallel to the Taxis. A B Figure 24W3 TH

Two closed vessels of equal volume contain air at 105 kPa, 300 K and are connected through a narrow tube. If one of the vessels is now maintained at 300 K and the other at 400 K, what will be the pressure in the vessels

A vessel contains 14 g of hydrogen and 96 g of oxygen at STP. (a) Find the volume of the vessel. (b) Chemical reaction is induced by passing electric spark in the vessel till one of the gases is consumed. The temperature is brought back to its starting value 273 K. Find the pressure in the vessel.

A barometer reads 75 cm of mercury. When 2.0 cm of air at atmospheric pressure is introduced into the space above the mercury level, the volume of this space becomes 50 cm . Find the length by which the mercury column descends.

A barometer tube is 1 m long and 2 cm in cross section. Mercury stands to a height of 75 cm in the tube. When a small amount of oxygen is introduced in the space above the mercury level, the level falls by 5 cm. Calculate the mass of the oxygen introduced. Room temperature 27C, g 10 m and density of mercury of 13600 kg m. 2

Figure (24W6) shows a vertical cylindrical vessel separated in two parts by a frictionless piston free to move along the length of the vessel. The length of the cylinder is 90 cm and the piston divides the cylinder in the ratio of 54. Each of the two parts of the vessel contains 0.1 mole of an ideal gas. The temperature of the gas is 300 K in each

Figure (24W7) shows a cylindrical tube of volume V. divided in two parts by a frictionless separator. The walls of the tube are adiabatic but the separator is conducting. Ideal gases are filled in the two parts. When the separator is kept in the middle, the pressures are p, and p, in the,left part and the right part respectively. The separator is

A thin tube of uniform cross section is sealed at both ends. It lies horizontally, the middle 5 cm containing mercury and the parts on its two sides containing air at the same pressure p. When the tube is held at an angle of 60 with the vertical, the length of the air column above and below the mercury pellet are 46 cm and 44.5 cm respectively.

3 An ideal monatomic gas is confined in a cylinder by a springloaded piston of cross section 8.0 x 10 m. Initially the gas is at 300 K and occupies a volume of 2.4 x 10 m and the spring is in its relaxed state (figure 24W9). The gas is heated by a small heater until the piston moves out slowly by 01 m. Calculate the final temperature of the gas.

Assume that the temperature remains essentially constant in the upper part of the atmosphere. Obtain an expression for the variation in pressure in the upper atmosphere with height. The mean molecular weight of air is M.

A horizontal tube of length 1 closed at both ends contains an ideal gas of molecular weight M. The tube is rotated at a constant angular velocity about a vertical axis passing through an end. Assuming the temperature to be uniform and constant, show that 2,2 Moo 1 P P e 2RT where p, and p, denote the pressures at the free end and the fixed end

reading of the barometer. Assume that the temperature remains constant.,A barometer tube contains a mixture of air and saturated water vapour in the space above the mercury column. It reads 70 cm when the actual atmospheric pressure is 76 cm of mercury. The saturation vapour pressure at room temperature is 10 cm of mercury. The tube is now lowered

Find the mass of water vapour per cubic metre of air at temperature 300 K and relative humidity 50. The saturation vapour pressure at 300 K is 36 kPa and the gas constant R 8.3 J K mol .

The temperature and the relative humidity of air are 20C and 80 on a certain day. Find the fraction of the mass of water vapour that will condense if the temperature falls to 5C. Saturation vapour pressures at 20C and 5C are 17.5 mm and 65 mm of mercury respectively.

3 A vessel containing water is put in a dry sealed room of volume 76 m at a temperature of 15C. The saturation vapour pressure of water at 15C is 15 mm of mercury. How much water will evaporate before the water is in equilibrium with the vapour

A jar contains a gas and a few drops of water at absolute temperature T. The pressure in the jar is 830 mm of mercury. The temperature of the jar is reduced by 1. The saturation vapour pressures of water at the two temperatures are 30 mm of mercury and 25 mm of mercury. Calculate the new pressure in the jar.

Calculate the mass of 1 litre of moist air at 27C when the barometer reads 753.6 mm of mercury and the dew point is 16.1C. Saturation vapour pressure of water at 16.1C 13.6 mm of mercury, density of air at STP 0.001293 g (cc), density of saturated water vapour at STP 0.000808 g (cc) .

A sample of an ideal gas is taken through the cyclic process abca (figure 26W1). It absorbs 50 J of heat during the part ab, no heat during bc and rejects 70 J of heat during ca. 40 J of work is done on the gas during the part bc. (a) Find the internal energy of the gas at b and c if it is 1500 J at a. (b) Calculate the work done by the gas during

A thermodynamic system is taken through the cycle abcda (figure 26W2). (a) Calculate the work done by the gas during the parts ab, bc, cd and da. (b) Find the total heat rejected by the gas during the process. 200 kPa 100 kPa d 100 cm3 Figure 26W2 300 cm3

Calculate the increase in internal energy of 1 kg of water at 100C when it is converted into steam at the same temperature and at 1 atm (100 kPa). The density of water and steam are 1000 kg m and 0.6 kg m respectively. 3 3 The latent heat of vaporization of water 1 2.25 10 J kg .

The internal energy of a monatomic ideal gas is 1.5 nRT. One mole of helium is kept in a cylinder of cross section 8.5 cm. The cylinder is closed by a light frictionless piston. The gas is heated slowly in a process during which a total of 42 J heat is given to the gas. If the temperature rises through 2C, find the distance moved by the piston.

A steam engine intakes 100 g of steam at 100C per minute and cools it down to 20C. Calculate the heat rejected by the steam engine per minute. Latent heat of vaporization of steam 540 cal g.

Figure (26W3) shows a process ABCA performed on an ideal gas. Find the net heat given to the system during the process. B T T Figure 26W3 T

Consider the cyclic process ABCA on a sample of 2.0 mol of an ideal gas as shown in figure (26W4). The temperatures of the gas at A and B are 300 K and 500 K respectively. A total of 1200 J heat is withdrawn from the sample in the process. Find the work done by the gas in part BC. Take R 8.3 J K mol . A B Figure 26W4

2.00 mol of a monatomic ideal gas (U 15 nRT) is enclosed in an adiabatic, fixed, vertical cylinder fitted with a smooth, light adiabatic piston. The piston is connected to a vertical spring of spring constant 200 Nm as shown in figure (26W5). The area of cross section of the cylinder is 20.0 cm. Initially, the spring is at its natural length and

A sample of an ideal gas has pressure Po, volume V, and temperature To. It is isothermally expanded to twice its original volume. It is then compressed at constant pressure to have the original volume V. Finally, the gas is heated at constant volume to get the original temperature. (a) Show the process in a VT diagram (b) Calculate the heat

A sample of 100 g water is slowly heated from 27C to 87C. Calculate the change in the entropy of the water. Specific heat capacity of water 4200 J kg K. 1

at A heat engine operates between a cold reservoir a hot reservoir temperature T 300 K and temperature T. It takes 200 J of heat from the hot reservoir and delivers 120 J of heat to the cold reservoir in a cycle. What could be the minimum temperature of the hot reservoir at

HALO stands for High Altitude Low Opening. In a HALO jump the parachutist jumps from a height between 5 and 10 km above the ground, but doesnt open the parachute until a height of 1 km or less. Since the fall is long, the parachutist row reaches terminal velocity. The velocity as a function of time is shown in the figure. 90 adic thing STS ce P 50
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A piece of wood of mass 0.03 kg is dropped from the top of a 100 m height building. At the same time, a bullet of mass 0.02 Kg is fired vertically upward, with a velocity 100 m/s, from the ground. The bullet gets embedded in the wood. Then the maximum height to which the combined system reaches above the top of the building before falling below is

Calculate the amount of heat required to convert 1.00 kg of ice at 10C into steam at 100C at normal pressure. Specific heat capacity of ice2100 J kg K, latent heat of fusion of ice 3.36 x 105 J kg, specific heat capacity of water 4200 J kgK and latent heat of vaporization of water 2.25 x 10 J kg .

A 5 g piece of ice at 20C is put into 10 g of water at 30C. Assuming that heat is exchanged only between the ice and the water, find the final temperature of the mixture. Specific heat capacity of ice 2100 J kg C , specific heat capacity of water 4200 J kg C and latent heat of fusion of ice 3.36 x 10 J kg 1 .

A lead bullet penetrates into a solid object and melts. Assuming that 50 of its kinetic energy was used to heat it, calculate the initial speed of the bullet. The initial temperature of the bullet is 27C and its melting point is 327C. Latent heat of fusion of lead 25 x 10 J kg and specific heat capacity of lead 125 J kgK.

A lead ball at 30C is dropped from a height of 6.2 km. The ball is heated due to the air resistance and it completely melts just before reaching the ground. The molten substance falls slowly on the ground. Calculate the latent heat of fusion of lead. Specific heat capacity of lead126 J kg C and melting point of lead 330C. Assume that any

The lower surface of a slab of stone of facearea 3600 cm and thickness 10 cm is exposed to steam at 100C. A block of ice at 0C rests on the upper surface of the slab. 4.8 g of ice melts in one hour. Calculate the thermal conductivity of the stone. Latent heat of fusion of ice 3.36 10 J kg .

An icebox made of 1.5 cm thick styrofoam has dimensions 60 cm x 60 cm x 30 cm. It contains ice at 0C and is kept in a room at 40C. Find the rate at which the ice is melting. Latent heat of fusion of ice 3.36 x 10 J kg . and thermal conductivity of styrofoam 0.04 W mC.

A closed cubical box is made of perfectly insulating material and the only way for heat to enter or leave the box is through two solid cylindrical metal plugs, each of cross sectional area 12 cm2 and length 8 cm fixed in the opposite walls of the box. The outer surface of one plug is kept at a temperature of 100C while the outer surface of the

A bar of copper of length 75 cm and a bar of steel of length 125 cm are joined together end to end. Both are of circular cross section with diameter 2 cm. The free ends of the copper and the steel bars are maintained at 100C and 0C respectively. The curved surfaces of the bars are thermally insulated. What is the temperature of the coppersteel

2 Two parallel plates A and B are joined together to form a compound plate (figure 28W3). The thicknesses of the plates are 40 cm and 2.5 cm respectively and the area of cross section is 100 cm for each plate. The thermal conductivities are K 200 W m C for the plate A and K400 W m C for the plate B. The outer surface of the plate A is maintained

A room has a 4 mx 4 mx 10 cm concrete roof (K 1.26 Wm C). At some instant, the temperature outside is 46C and that inside is 32C. (a) Neglecting convection, calculate the amount of heat flowing per second into the room through the roof. (b) Bricks (K 0.65 Wm C) of thickness 7.5 cm are laid down on the roof. Calculate the new rate of heat flow

An electric heater is used in a room of total wall area 137 m to maintain a temperature of 20C inside it, when the outside temperature is 10C. The walls have three different layers of materials. The innermost layer is of wood of thickness 2.5 cm, the middle layer is of cement of thickness 10 cm and the outermost layer is of brick of thickness 25.0

Three rods of material x and three of material y are connected as shown in figure (28W5). All the rods are identical in length and cross sectional area. If the end A is maintained at 60C and the junction E at 10C, calculate the temperature of the junction B. The thermal conductivity of x is 800 W m C and that of y is 400 W m C. 60C A X B X C D

A rod CD of thermal resistance 5.0 K W is joined at the middle of an identical rod AB as shown in figure (28W7). The ends A, B and D are maintained at 100C, 0C and 25C respectively. Find the heat current in CD. A 100C 0C T 25C Figure 28W7

to freeze. Thermal conductivity of ice is K and its latent heat of fusion is L. Neglect expansion of water on freezing.,On a cold winter day, the atmospheric temperature is (on Celsius scale) which is below 0C. A cylindrical drum of height h made of a bad conductor is completely filled with water at 0C and is kept outside without any lid.

Figure (28W10) shows a large tank of water at a constant temperature 0, and a small vessel containing a mass m of water at an initial temperature 0( 0). A metal rod of length L, area of cross section A and thermal conductivity K connects the two vessels. Find the time taken for the temperature of the water in the smaller vessel to become 0(0, 0

One mole of an ideal monatomic gas is kept in a rigid vessel. The vessel is kept inside a steam chamber whose tempreature is 97C. Initially, the temperature of the gas is 5.0C. The walls of the vessel have an inner surface of area 800 cm2 and thickness 10 cm. If the temperature of the gas increases to 90C in 50 seconds, find the thermal

A monatomic ideal gas is contained in a rigid container of volume V with walls of total inner surface area A, thickness x and thermal conductivity K. The gas is at an initial temperature T, and pressure po. Find the pressure of the gas as a function of time if the temperature of the surrounding air is T. All temperatures are in absolute scale. a

Consider a cubical vessel of edge a having a small hole in one of its walls. The total thermal resistance of the walls is r. At time t 0, it contains air at atmospheric pressure pa and temperature To. The temperature of the surrounding air is T.( T). Find the amount of the gas (in moles) in the vessel at time t. Take C, of air to be 5 R2.

A blackbody of surface area 1 cm is placed inside an enclosure. The enclosure has a constant temperature 27C and the blackbody is maintained at 327C by heating it electrically. What electric power is needed to maintain the temperatureo 60 x 10 W mK. 8 2

An electric heater emits 1000 W of thermal radiation. The coil has a surface area of 0.020 m. Assuming that the coil radiates like a blackbody, find its temperature. o 600 108 W m2 K. 8

2 The earth receives solar radiation at a rate of 82 J cm min. Assuming that the sun radiates like a blackbody, calculate the surface temperature of the sun. The angle subtended by the sun on the earth is 0.53 and the Stefan constant o 5.67 x 10 W m2K.

The temperature of a body falls from 40C to 36C in 5 minutes when placed in a surrounding of constant temperature 16C. Find the time taken for the of the body to become 32C. temperature

A hot body placed in air is cooled down according to Newtons law of cooling, the rate of decrease of temperature being k times the temperature difference from the surrounding. Starting from t 0, find the time in which the body will lose half the maximum heat it can lose.

heat energy is supplied to the gas. Calculate the final temperature and pressure of the gas.,An ideal gas has a molar heat capacity at constant pressure C 2.5 R. The gas is kept in a closed vessel of volume 0.0083 m, at a temperature of 300 K and a pressure of 16 x 10N m. An amount 249 x 10 J of

A sample of ideal gas (y 14) is heated at constant pressure. If an amount 140 J of heat is supplied to the gas, find (a) the change in internal energy of the gas, (b) the work done by the gas.

An experiment is performed to measure the molar heat capacity of a gas at constant pressure using Regnaults method. The gas is initially contained in a cubical reservoir of size 40 cm x 40 cm x 40 cm at 600 kPa at 27C. A part of the gas is brought out, heated to 100C and is passed through a calorimeter at constant pressure. The water equivalent of

A quantity of air is kept in a container having walls which are slightly conducting. The initial temperature and volume are 27C (equal to the temperature of the surrounding) and 800 cm respectively. Find the rise in,the temperature if the gas is compressed to 200 cm (a) in a short time (b) in a long time. Take y14.

3 A sample of gas (y1.5) is taken through an adiabatic process in which the volume is compressed from 1600 cm to 400 cm. If the initial pressure is 150 kPa, (a) what is the final pressure and (b) how much work is done by the gas in the process

Two moles of helium gas (y53) are initially at 27C and occupy a volume of 20 litres. The gas is first expanded at constant pressure until the volume is doubled. Then it undergoes an adiabatic change until the temperature returns to its initial value. (a) Sketch the process in a pV diagram. (b) What is the final volume and pressure of the gas (c)

An ideal gas enclosed in a vertical cylindrical container supports a freely moving piston of mass M. The piston and the cylinder have equal crosssectional area A. When the piston is in equilibrium, the volume of the gas is V and its pressure is po. The piston is slightly displaced from the equilibrium position and released. Assuming that the

Two vessels of volumes V and V contain the same ideal gas. The pressures in the vessels are p and temperatures are T, and T, respectively. The two vessels P2 and the are now connected to each other through a narrow tube. Assuming that no heat is exchanged between the surrounding and the vessels, find the common pressure and temperature attained

4 mol of an ideal gas having y 167 are mixed with 2 mol of another ideal gas having y 14. Find the equivalent value of y for the mixture.

A diatomic gas (y 14) does 200 J of work when it is expanded isobarically. Find the heat given to the gas in the process.

Calculate the ratio Cp Cy of oxygen from the following data. Speed of sound in oxygen at 0C 315 ms , molecular weight of oxygen 32 g mol and the gas constant R 8.3 J K mol.

A photon polarization state for a photon propagating in the z direction is given by 1)xx). ly). where I x) 2 (1,) 1x, )) ly) (1x.) 1k.)) are linear polarizations for a photon of wave vector k kz. (a) A beam carrying N photons per second, each in state ), is totally absorbed by a black disk with the normal to its surface in the z direction.

Consider a physical system whose Hamiltonian H and initial state yo) are given by (8). H E 0 i i 0 0 0 0 ). 1 0 Ivo) where has the dimensions of energy. (a) What values will we obtain when measuring the energy and with what probabilities (b) Calculate (), the expectation value of the Hamiltonian.

For a certain 3state system, the Hamiltonian is represented by the matrix 3 2 0 00 20 0 0 1 H a. Find the allowed energies and normalized eigenstates as column vectors. b. At t0 the system is in the state (t 0)) 1 2 (1) 0 Find the expectation value of the Hamiltonian (H). What are the possible energy values you might measure, and with what

Consider the reaction, (I) nY y (II) Ay Which of the following statement is true Assume that particle are produced in 1 0 states ReactionI is allowed by angular conservation ReactionII is allowed by angular conservation ReactionI and II, both are allowed by angular momentum ReactionI and II, both are forbidden by angular momentum.

Consider the nuclear reaction, eeY Given E 1.02 MeV, m m 0.511 MeV then the above reaction is Not allowed as energy is not conserved Not allowed as momentum is not conserved It is allowed as all conservation law is valid It is not allowed as neighter energy nor momentum is conserved.

From section II of the lab converting from UTC standard time to AMPM time you were given the UTC Date and time and had to convert back to 24hour clock AMPM timelocal date. Please convert the following to 24hour time AMPM time Local Date. Local Date UTC Date July 10 UTC Time 2300 24hour time AMPM Time (CDT) (CDT) (please separate your 24hr time
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Consider the decay of (1) then, A () 1 y ReactionI is strong decay ReactionII is weak decay ReactionI is electromagnetic decay while reactionIl is weak decay ReactionII is electromagnetic decay 4

If the baryon X has following properties, Q 1, S 2, then the quark content of X is Odss Odds Odss Ouss 4

A conservation law that is not universal but applies only to certain kinds of interaction is conservation of Lepton number Baryon number Spin Strangeness

The conservation law violated by the reaction, pe is conservation of energy linear momentum lepton number and baryon number angular momentum. 4

If the reaction, n X is governed by strong interaction, then the quark content of particle X is Ods O sd O usd O ud

In the strong decay number in the final state is (A deacy in 0 state) O 0,1 01 0 1,2 AP, the possible values of the orbital angular momentum quantum 2

Read the following statements. (I) If a particle X has Isospin I 32, Baryon number B 1 and Strangeness number S 0, then the possible values of electric charges for X are 2, 1,0 and 1 (II) If the reaction, XK is governed by strong interaction, then the third component of isospin, isospin, Baryon number and Strangeness number of X are

If a unknown particle X decay to through strong interaction then its isospin is 2 2 1

Order of the following decay (in order of increasing time or life time) (1) p (11) EA (11) 7 Which one is correct optio T T T3 071

In the figure, hypercharge Y and thrid component of isospin 13 is shown for Baryon octet having spin equal to and even parity. Choose the incorrect option. B E 3 P D C Iz The particle A is and particle D is n. 1 The particle B has 13 and S 2 2 The particle C has isospin I 1 and strangeness S 1 O The particle E is and A and has Y 1 4

Match the following reactions and type of interactions. (I) ppp (II) pnEK (III) A K (IV) EA 7 (A) Strong (B) EM (C) Weak (D) Forbidden O (I)Strong, (II)Forbidden, (III)Forbidden, (IV)Weak O (I)Strong, (II)Strong, (III)Forbidden, (IV)Weak O (1)EM, (II)Strong, (III)Weak, (IV)Forbidden (1)Strong, (II)EM, (III)Forbidden, (IV)Forbidden 4

Consider the reactions for strong interaction (1) A 7 (1) pp2 2 2 Reaction (i) is allowed Reaction (ii) is allowed Reaction (i) and (ii) are allowed None of these reaction are allowed

If the reaction K PKX is governed by strong interaction and reaction X A Y is governed by weak interaction, then particle Y is K

Russell Biven decides to make some iced tea. He starts with 3 liters of water at 23C. Assume that the properties (heat coefficients, density, etc) for iced tea are the same as for water. Ignore the pot when making calculations.,A. B. C. Russell starts by bringing the 3 liters of water to a boil. How much heat needs to be added to bring the water
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Two silicon diodes, with a forward voltage drop of 0.7V, are used in the circuit shown in the figure. The range of input voltage V for which the output voltage Vo V, is R V D IV 0.3V V 1.3 V 0.3V V 2V O1.0 VV 2.0 V O1.7V V 2.7V D, 2V V.

50 1057 070 80 50 A I I RV,The 6V zener diode shown in the figure has zero zener resistance and less current of 5 mA. The minimum value of R so that voltage across it does not fall below 6V

The opamp circuit shown in the figure is a filter. The type of filter and its cutoff frequency are respectively,10 ww 10kQ www VH lF 1kQ O High pass, 1000 rads Low pass, 1000 rads High pass, 1000 rads Low pass 10000 rads