Calculate V o and I o in the circuit of Fig. 2.99. 30 70 200 V 20 5

Kim and Sam are playing with a ball in the park. Unfortunately the ball finishes up in the middle of a pond, out of reach. Kim thinks that hitting the water with a stick will make waves that will...

Find I and the power absorbed by each element in the network of Fig. 1.30. 44 A 10 A ) 15 V 15 V +. (1+

For the circuit in Fig. 4.126 , find the Thevenin and Norton equivalent circuits at terminals a-b. 2 A 18 V +- +) 10 V

Look at the mass spectrum of germanium, Ge. a. Write the isotopic formula for the heaviest isotope of germanium. b. Use the % abundance of each isotope to calculate the relative atomic mass of...

Determine the force in members GF, FC, and CD of the cantilever truss. State if the members are in tension or compression. Assume all members are pin connected. 12 kN 12 kN 3 m 12 kN -2 m -2 m -2 m

Calculate I o in the circuit of Fig. 2.91. 82 10 V (+1)

a. Determine the gage pressure at point A in Fig. 3.36. b. If the barometric pressure is 737 mm of mercury, express the pressure at point A in kPa(abs). Water 215 mm Mercury (sg = 13.54) 600 mm

Draw the structure of the compound with molecular formula C8H11N that exhibits the following 1 H NMR and 13 C NMR spectra: Proton NMR 2 22 Chemical Shift (ppm) Carbon NMR 128.8 128.4 40.0 -126.1...

A bucket is full of oil. The total mass of the bucket of oil is 5.4 kg and the gravitational field strength is 10 N/kg. a. Calculate the total weight of the bucket of oil. b. The bucket of oil is...

The beam supports the distributed load shown. Determine the resultant internal loadings acting on the cross section at point C. Assume the reactions at the supports A and B are vertical. 4 kN/m A...

The three suspender bars are made of A992 steel and have equal cross-sectional areas of 450 mm 2 . Determine the average normal stress in each bar if the rigid beam is subjected to the loading shown....

Calculate v and i x in the circuit of Fig. 2.79. + 16 V- 12 2 ww +v- 3ix 4 V 10 V (+1)

The compound beam is fixed at A, pin connected at B, and supported by a roller at C. Draw the shear and moment diagrams for the beam. 600 N 400 N/m hA |B -2 m- 2 m -2 m-

240 cm 3 of ethane (C 2 H 6 ) was burnt in a controlled way and found to raise the temperature of 100 cm 3 of water by 33.5 C. (specific heat capacity of water = 4.18Jg 1 K 1 ; 1mol of gas molecules...

The bronze C86100 pipe has an outer diameter of 1.5 in. and a thickness of 0.125 in. The coupling on it at C is being tightened using a wrench. If the torque developed at A is 125 lb in., determine...

Deduce the structure of a compound with molecular formula C 5 H 10 O that exhibits the following IR, 1 H NMR, and 13 C NMR spectra. Data from the mass spectrum are also provided. 100 Mass Spec. Data...

Obtain v 1 through v 3 in the circuit of Fig. 2.81. + 1 - ww "2 24 V V3 +) 10 V 12 V +

Using nodal analysis, determine V o in the circuit in Fig. 3.61 . 10 20 10 : 4 Ix . : 20 40 V

A boat has a uniform cross-sectional area at the water line of 750 m 2 . Fifteen cars of average mass 1200 kg are driven on board. Calculate the extra depth that the boat sinks in water of density...

Use source transformation to reduce the circuit between terminals a and b shown in Fig. 4.88 to a single voltage source in series with a single resistor. 20 10 20 1A 20 20 V +. 30 V 20 v (+ ob

For the compound differential manometer in Fig. 3.32, calculate (p A - p B ). Water, Oil (sg = 0.90) 6 in 8 in 6 in 10 in 6 in Mercury (sg = 13.54)

A capillary tube viscometer similar to that shown in Fig. 2.7 is being used to measure the viscosity of an oil having a specific gravity of 0.90. The following data apply: Tube inside diameter = 2.5...

The composite shaft, consisting of aluminum, copper, and steel sections, is subjected to the loading shown. Determine the displacement of B with respect to C. The cross-sectional area and modulus of...

Compute v o (t) in the circuit of Fig. 10.53 . 0.25 F x 1H ll 24 cos (4t + 45) V 0.5i,

Figure 3.24 shows a closed container holding water and oil. Air at 34 kPa below atmospheric pressure is above the oil. Calculate the pressure at the bottom of the container in kPa(gage). 0,25 m Air...

Figure 3.23 shows a closed tank that contains gasoline floating on water. Calculate the air pressure above the gasoline. Air Gasoline 0.50 m (sg = 0.68) Water 1.00 m 457 mm 381 mm Mercury (sg = 13.54)

As we will learn in Chapter 21, treating a lactone (a cyclic ester) with sodium hydroxide will initially produce an anion: This anion rapidly undergoes an intramolecular proton transfer, in which the...

A rectangular gate is installed in a vertical wall of a reservoir, as shown in Fig. 4.26. Compute the magnitude of the resultant force on the gate and the location of the center of pressure. Also...

Draw the shear and moment diagrams for each member of the frame. Assume the support at A is a pin and D is a roller. 0.8 k/ft B 0.6 k/ft 16 ft -20 ft -

For the circuit shown in Fig. 2.116 , find the equivalent resistance. All resistors are 3Ω. ww R. 'eq

All resistors (R) in Fig. 2.93 are 10 Ω each. Find R eq . R Reg R.

Calculate i o in the op amp circuit of Fig. 5.85 . 10 k2 2 kQ 1 k2 5 kQ 1.8 V 3 4 k2

For the tank shown in Fig. 3.21, determine the reading of the bottom pressure gage in psig if the top of the tank is vented to the atmosphere and the depth of the oil h is 28.50 ft. Air Oil (sg =...

A student added 10 g (0.25 mol) of sodium hydroxide to 40 cm 3 of water to make a concentrated solution. All the sodium hydroxide dissolved. He measured the maximum temperature rise. He suggested...

Estimate the heat of vaporization (kJ/mol) of benzene at 25C, using each of the following correlations and data: (a) The heat of vaporization at the normal boiling point and Watsons correlation. (b)...

For the tank shown in Fig. 6.25, calculate the volume flow rate of water from the nozzle. The tank is sealed with a pressure of 20 psig above the water. The depth h is 8 ft. Air under pressure Water...

An equimolar liquid mixture of n-pentane and n-hexane at 80C and 5.00 atm is fed into a flash evaporator at a rate of 100.0 mol/s. When the feed is exposed to the reduced pressure in the evaporator,...

Figure 5.9 shows the forces acting on a box that is being pushed up a slope. Calculate the work done by each force if the box moves 0.50 m up the slope. 100 N 70 N 30 N 100 N 45 Figure 5.9: For...

The 1-in.-diameter rod is subjected to the loads shown. Determine the state of stress at point B, and show the results on a differential volume element located at this point. 9 in. 200 lb B. 300 Ib...

Water is in the pipe shown in Fig. 3.26. Calculate the pressure at point A in kPa(gage). Pipe 100 mm - Water 75 mm Mercury (sg = 13.54)

Cyclopentanone was treated with lithium aluminum hydride followed by H 3 O + . Explain what you would look for in the IR spectrum of the product to verify that the expected reaction had occurred....

The steel pipe has an inner diameter of 2.75 in. and an outer diameter of 3 in. If it is fixed at C and subjected to the horizontal 60-lb force acting on the handle of the pipe wrench at its end,...

The frame is subjected to a horizontal force and couple moment. Determine the principal stresses and the absolute maximum shear stress at point A. The cross-sectional area at this point is shown. 400...

For the differential manometer shown in Fig. 3.27, calculate the pressure difference between points A and B. The specific gravity of the oil is 0.85. 10 in 32 in Oil Water 9 in el

The truck is to be used to transport the concrete column. If the column has a uniform weight of w (force/length), determine the equal placement a of the supports from the ends so that the absolute...

A storage vessel for gasoline (sg = 0.68) is a vertical cylinder 10 m in diameter. If it is filled to a depth of 6.75 m, calculate the weight and mass of the gasoline.

When 3-bromocyclopentene is treated with HBr, the observed product is a racemic mixture of trans-1,2-dibromocyclopentane. None of the corresponding cis-dibromide is observed. Propose a mechanism that...

Acrolein (C 3 H 4 O) is a specialty chemical intermediate used in the manufacture of acrylic acid (C 3 H 4 O 2 ) and the synthesis of methionine, an essential amino acid. It is generated via the...

A compound with molecular formula C 9 H 10 O exhibits a strong signal at 1687 cm 1 in its IR spectrum. The 1 H and 13 C NMR spectra for this compound are shown below. Identify the structure of this...

A rod is made from two segments: AB is steel and BC is brass. It is fixed at its ends and subjected to a torque of T = 680 N m. If the steel portion has a diameter of 30 mm, determine the required...

Repeat Exercise 12.47 for a linear chain of eight lithium atoms. Data from Repeat exercise 12.47 The molecular-orbital diagrams for two- and four-atom linear chains of lithium atoms are shown in...

The bracket is held to the wall using three A-36 steel bolts at B, C, and D. Each bolt has a diameter of 0.5 in. and an unstretched length of 2 in. If a force of 800 lb is placed on the bracket as...

The drawing shows two wires that both carry the same current of I = 85.0 A and are oriented perpendicular to the plane of the paper. The current in one wire is directed out of the paper, while the...

Determine V o in the circuit in Fig. 2.80. 14 2 16 2 25 V Vo 10 V +,

Deduce the structure of a compound with molecular formula C 6 H 14 O 2 that exhibits the following IR, 1 H NMR, and 13 C NMR spectra. 100 80 60 40 20 4000 3500 3000 2500 2000 1500 1000 Wavenumber...

The rigid bar is pinned at A and supported by two aluminum rods, each having a diameter of 1 in., a modulus of elasticity E al = 10(10 3 ) ksi, and yield stress of (Ï Y ) al = 40 ksi. If the bar...

Compound B has the composition 62.1% carbon, 10.3% hydrogen and 27.6% oxygen. Its mass and 1H NMR spectra are shown below. a. b. a. Calculate the empirical formula of B. b. From the mass spectrum,...

1 H NMR spectra C through F (see below) correspond to four isomeric alcohols with the mole cular formula C 5 H 12 O. Try to assign their structures. 1 MR 6 H 3 H 'H NMR 6 H 1 H 2 H 1.5 1.4 1.3 0.9...

For the 2 Ã 3 - 10 centrifugal pump performance curve shown in Fig. 13.28, describe the performance that can be expected from a pump with an 8-in impeller operating against a system head of...

Cable ABCD supports the loading shown. Determine the maximum tension in the cable and the sag of point B. 2 m B. 1 m - 0.5 m - 3 m 4 kN 6 kN

For the system shown in Fig. 6.23, calculate (a) the volume flow rate of water from the nozzle and (b) the pressure at point A. 2.4 m Water 3.6 m 160-mm OD 50-mm diameter x 5.5-mm wall Flow

Referring to the circuit shown in Fig. 5.77 , determine V o in terms of V 1 and V 2 . 200 k2 100 k2 100 kQ 10 V, V2 Vo 40 2

a. Draw an enthalpy (Hesss law) cycle to show the dissolving of magnesium iodide in water. b. The table shows the values for all but one of the enthalpy changes relevant to this cycle. i. Define...

The experimental Bi - I bond length in bismuth triiodide, BiI 3 , is 2.81 . Based on this value and data in Figure 7.6, predict the atomic radius of Bi. 1A H 2A 7A 8A 3A AA 5A 6A 0.37 0.32 BCNOF Ne...

A compound with molecular formula C 8 H 10 O produces six signals in its 13 C NMR spectrum and exhibits the following 1 H NMR spectrum. Deduce the structure of the compound. Proton NMR Chemical Shift...

A simple shower for remote locations is designed with a cylindrical tank 500 mm in diameter and 1.800 m high as shown in Fig. 4.22. The water flows through a flapper valve in the bottom through a...

The bolt is fixed to its support at C. If a force of 18 lb is applied to the wrench to tighten it, determine the principal stresses and the absolute maximum shear stress developed in the bolt shank...

In the circuit of Fig. 5.59 , calculate v o of v s = 2 V. 8 k2 2 k2 4 k2 4 k2 Vo Vs (+I) + I

How many different alkenes will be produced when each of the following substrates is treated with a strong base? a) 1-Chloropentane b) 2-Chloropentane c) 3-Chloropentane d) 2-Chloro-2-methylpentane...

For the system in Fig. 11.26, specify the size of Schedule 40 steel pipe required to return the fluid to the machines. Machine 1 requires 20 gal/min and Machine 2 requires 10 gal/ min. The fluid...

Estimate the vapor pressure of acetone (mm Hg) at 50C (a) from data in Perrys Chemical Engineers Handbook (Footnote 1) and the ClausiusClapeyron equation, (b) from the Antoine equation using...

A synchronous sequential circuit has one input and one output. If the input sequence 0101 or 0110 occurs, an output of two successive 1s will occur. The first of these 1s should occur coincident with...

Determine the displacement at point D. Use Castiglianos theorem. EI is constant. 8 k 3 k/ft B 4 ft - -4 ft -4 ft- 4 ft

Figure 3.33 shows a manometer being used to indicate the difference in pressure between two points in a pipe. Calculate (p A - p B ). Oil (sg = 0.90) 3 ft 2'ft 6 ft Water

For the system shown in Fig. 8.17, compute the power delivered by the pump to the water to pump 50 gal/min of water at 60F to the tank. The air in the tank is at 40 psig. Consider the friction loss...

The three A-36 steel wires each have a diameter of 2 mm and unloaded lengths of L AC = 1.60 m and L AB = L AD = 2.00 m. Determine the force in each wire after the 150-kg mass is suspended from the...

Identify the reagents necessary to achieve each of the following transformations: Br Br Br Br Br

Determine the average normal stress in each of the 20-mm-diameter bars of the truss. Set P = 40 kN. 1.5 m 2 m

The pressure in a certain tank is 150 kPa(gage). Are (or can be) true or false. For those that are false, explain why.

The cantilevered beam AB is additionally supported using two tie rods. Determine the force in each of these rods. Neglect axial compression and shear in the beam. For the beam, I b = 200 (10 6 ) mm 4...

Determine the maximum axial force P that can be applied to the bar. The bar is made from steel and has an allowable stress of Ï allow = 21 ksi. 0.125 in. 1.875 in. 1.25 in. r = 0.25 in. 0.75 in.

A mixture of three amino aids is separated by gel electrophoresis. The three amino acids are glycine, valine and phenylalanine (Figure 27.14). a. The electrophoresis is carried out in a buffer...

Draw the mechanism of the following reaction, which involves two consecutive Friedel-Crafts alkylations. When drawing the mechanism, do not try to draw the two alkylations as occurring simultaneously...

A pump is being used to transfer water from an open tank to one that has air at 500 kPa above the water, as shown in Fig. 7.17. If 2250 L/min is being pumped, calculate the power delivered by the...

A laboratory student added 1-bromobutane to a flask containing dry ether and magnesium turnings. An exothermic reaction resulted, and the ether boiled vigorously for several minutes. Then she added...

The A-36 steel drill shaft of an oil well extends 12 000 ft into the ground. Assuming that the pipe used to drill the well is suspended freely from the derrick at A, determine the maximum average...

An inclined manometer is a useful device for measuring small pressure differences. The formula given in Section 3.4 for the pressure difference in terms of the liquid-level difference h remains...

Standard addition graph. Tooth enamel consists mainly of the mineral calcium hydroxyapatite, Ca 10 (PO 4 ) 6 (OH) 2 . Trace elements in teeth of archeological specimens provide anthropologists with...

The simply supported truss is subjected to the central distributed load. Neglect the effect of the diagonal lacing and determine the absolute maximum bending stress in the truss. The top member is a...

The block is subjected to the eccentric load shown. Determine the normal stress developed at points A and B. Neglect the weight of the block. 100 mm 150 kN 150 mm

Calculate the volume flow rate of water at 5°C through the system shown in Fig. 6.21. 35-mm diameter Flow 3.65 m 80-mm OD x 2.8-mm wal l steel tube 565 kPa

The assembly consists of two red brass C83400 copper rods AB and CD of diameter 30 mm, a stainless 304 steel alloy rod EF of diameter 40 mm, and a rigid cap G. If the supports at A, C, and F are...

The 2-Mg concrete pipe has a center of mass at point G. If it is suspended from cables AB and AC, determine the diameter of cable AB so that the average normal stress in this cable is the same as in...

The H-beam is subjected to a shear of V = 80 kN. Sketch the shear-stress distribution acting along one of its side segments. Indicate all peak values 250'mm 30 mm 25 mm 300 mm 50 mm -25 mm

Draw the shear and moment diagrams for each member of the frame. Assume the frame is pin connected at B, C, and D and A is fixed. 6 k 6 k 3 k 3 k 8 ft - 8 ft 8 ft 0.8 k/ft 15 ft

Five point charges, all with q = 7.5 C, are spaced equally along a semicircle as shown in Figure P17.48. If the semicircle has a radius of 2.3 m, what are the magnitude and direction of the electric...

If the wall in Fig. 4.29 is 4 m long, calculate the total force on the wall due to the oil pressure. Also determine the location of the center of pressure and show the resultant force on the wall....

Calculate the HDI for each molecular formula. a) C 4 H 6 b) C 5 H 8 c) C 40 H 78 d) C 72 H 74 e) C 6 H 6 O 2 f) C 7 H 9 NO 2 g) C 8 H 10 N 2 O h) C 5 H 7 Cl 3 i) C 6 H 5 Br j) C 6 H 12 O 6

A thin convex lens L is positioned midway between two diaphragms: D 1 , 4.0 cm to its left, and D 2 , 4.0 cm to its right. The lens has a diameter of 12 cm and a focal length of 12 cm. The holes in D...