Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Can you please answer this with solutions and explanations thank you!!! Reference: https://drive.google.com/file/d/13bzmwuJTRebDttmvPVOnEedEmDf30Nbm/view What's More Questions you cannot resist! Instructions: Write a short but concise

image text in transcribedimage text in transcribedimage text in transcribedimage text in transcribed

Can you please answer this with solutions and explanations thank you!!!

Reference: https://drive.google.com/file/d/13bzmwuJTRebDttmvPVOnEedEmDf30Nbm/view

image text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribedimage text in transcribed
What's More Questions you cannot resist! Instructions: Write a short but concise answer to the following questions on a separate sheet of paper: Bases for rating: 5 points = correct answer and clearly explained the concept 3 points = correct answer but does not clearly explained the concept 1 point = tries to answer 1. The damaging effects of electric shock result from current that flows in the body. Why then we can see signs as "Danger-High Voltage" rather than "Danger-High Current"? 2. What is the difference between direct and alternating current? What type of current is supplied to the appliances in your home? 19 3. Two conductors of the same length and radius are connected across the same potential difference. One conductor has twice the as much resistance as the other. Which conductor dissipates more power? 4. If electrical energy is transmitted over a long distance, the resistance of the wires becomes significant. Why?Translating pictorial circuit diagram into a schematic one! Instructions: Draw a schematic diagram of the given pictorial circuit diagram. Write your answer in your answer sheet. Bases for rating: 5 points = correct electrical symbols used in the schematic diagram. 3 points = some component symbols are not appropriately used. 1 point = tries to draw the schematic diagram but not correct. Pictorial Circuit Diagram Schematic Circuit Diagram Call Pictorial Circuit Diagram Schematic Circuit Diagram I will not resist any problems! Instructions. Solve the given problem. Identify the given and the unknown and then show your complete solution. Write your answer in your answer sheet. Bases for rating: 5 points - correct answer with comprehensive solutions 3 points - answer was provided without a comprehensive solution 1 point - tries to answer 1. An eighteen-gauge wire has a diameter of 1.024 mm, what is the resistance of this 20m copper wire at 20"C. 2. A potential difference of 9V produces a current of 0.35A in a 1.8m length of wire with a uniform radius of 0.28cm. a) What is the resistance of the wire? b) what is the resistivity of the wire? 3. A LED television has a power rating of 325W. How much current does it draw if it is connected to a 220V source? 4. An X-ray tube used for cancer therapy operates at 4.0MW with a beam current of 25mA striking a metal target. Compute the amount of power of the beam.What I Know Instructions: Read each sentence carefully and be able to complete the thought by choosing the letter of the correct answer. Write your answer in your answer sheet. 1. Which of the given choices is the same as 5A of electric current in reading? A. 5J / C B. 5 V / C C. 5 C / sec D. 5 W / sec 2. The charge on an electron is known to be 1.6 x 10-19 coulomb. How many electrons are flowing in the circuit every second if an ammeter reads 1A of current in the circuit? A. 1.6 x 1019 B. 1.6 x 10-19 C. 0.625 x 1019 D. 0.625 x 1012 3. Resistivity of the material would also depend on temperature, what will happen to the temperature of the wire if its resistivity increases? A. decreasing B. increasing C. reducing D. diminishing 4. How will you connect an ammeter in a circuit if you want to measure amount of current present in the circuit? A. series with the load C. series-parallel with the load B. parallel with the load D. diagonal with the load 5. What is the relationship between current and voltage in Ohms Law? A. not related C. inversely related B. directly related D. inverse square related 6. An EMF source of 8.0 V is connected to a purely resistive electrical appliance. An electric current of 2.0 A flows through it, what is the amount of resistance present in the electrical appliance? A. 1 ohm B. 2 ohm C. 3 ohm D. 4 ohm 7. What electrical device measures small amount of current? A. Ammeter B. Galvanometer C. Voltmeter D. Ohmmeter 8. When the length of the conductor is doubled, and the area of cross-section remains the same, what will happen to resistance of the wire? A. remains the same C. will be doubled B. will become half D. will increase by four times9. How will you describe the slope between the current and the voltage in non- Ohmic conductors? A. straight line B. curve line C. diagonal line D. zigzag line 10. How do you classify materials having a resistance which changes with voltage or current? A. ohmic B. non-ohmic C. batteries D. capacitors 11. What is the relationship between resistance of the wire and its cross-sectional area? A. directly proportional C. inversely proportional B. inverse square proportion D. direct square proportion 12. "The current flow through a conductor is directly proportional to the potential difference (voltage) and inversely proportional to the resistance.", which of the given choices that this statement best defines to? A. Ohm's Law C. Coulombs Law B. Resistivity D. Conductivity 13. A radio draws a current of 7.0 A when connected to a potential difference of 115V. What is the amount of electrical power needed to operate this radio? A. 8.0 x103 W B. 8.5 x 102 W C. 8.7 x10+W D. 8.0 x102W 14. Comparing thin and thick wires, which of the following statements is true? A. as compared to thin wires, thick wires offers more resistance B. as compared to thin wires, thick wires offers less resistance C. as compared to thin wires, thick wires offers no resistance D. as compared to thin wires, thick wires offers the same resistance 15. The illustration at the right shows the conventional current flow and the electron flow in a Conventional circuit. Which statements best summarizes the current flow Electron flow illustration? I. Current flows out of the positive terminal to the negative terminal of the source. II. Electrons flow out of the positive terminal to the negative terminal of the source. III. Current flows out of the negative terminal to the positive terminal of the Electron and conventional current flow source. IV. Electrons flow out of the negative Illustration: Current and electron flow terminal to the positive terminal of the Source: byjus.com source. A. I, III C. I, IV B. II, IV D. II, IIIAssessment Instruction: Read each statement carefully. Choose the letter of the correct answer to complete the thought of the statement and write it in your answer sheet. 1. Comparing thin and thick wires, which of the following statements is true? A. as compared to thin wires, thick wires offer more resistance B. as compared to thin wires, thick wires offer less resistance C. as compared to thin wires, thick wires offer no resistance D. as compared to thin wires, thick wires offer the same resistance 2. What will happen to the amount of current if you increase the voltage across a resistor? A. decreases B. increases C. remains the same D. become zero 21 3. You were given the following bulbs: bulb A 220V, 60W; bulb B 220V, 100W; bulb C 115 V, 60 W and bulb D 115V, 100 W. Which bulb has the least resistance? A. bulb A B. bulb B C. bulb C D. bulb D 4. In a conductor, if a 6-coulomb charge flows for 2 seconds, what is the amount of electric current present in the conductor? A. 3 ampere B. 3 volts C. 2 amperes D. 2 volts 5. Which of the following equation best represents Ohm's Law A. V = IR B. V = R/ I C. R = VI D. I = R/V 6. How do we call components that obey Ohm's Law? A. Resistors C. Ohmic components B. Non-ohmic components D. Capacitors 7. How would a Voltage-Current curve looks like for an Ohmic components? A. straight line C. parabolic B. non-linear D. sinusoidal 8. What quantity is defined as the amount of energy supplied by the current in unit time? A. electric energy B. friction C. resistance D. electric power 9. How much electrical power is consumed by a 9V car battery that draws 0.3A of current? A. 5 Watts B. 2.7 Watts C. 1.5 Watts D. 0.5Watts10. Looking at the diagram at the right, how is Voltmeter a voltmeter is connected to the load and the ammeter being connected to the load in the Ammeter circuit? Resistance A. voltmeter parallel, ammeter series B. voltmeter series, ammeter parallel Connecting wire C. both in parallel D. both in series 11. Which of the following will likely to happen if your body becomes part of the electric circuit? A. arc flash B. electric shock C. burns D. suture 12. What is that electronic instrument that combines several measurement functions in one unit? A. ammeter B. voltmeter C. ohmmeter D. multimeter Switch 13. In the circuit diagram at the right, what is the function of the switch? A. supply voltage + Light Battery Bulb B. uses the energy C. close and open the circuit Wire D. serve as path for current to flow 14. Which of the following factor affects the resistivity of a wire? A. length B. material C. cross-section area D. shape 15. Which of the following is not a factor that can affect the severity of electrical shock on the body? A. path B. current C. duration d. body weight

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image

Step: 3

blur-text-image

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Introduction to Elementary Particle Physics

Authors: Alessandro Bettini

2nd edition

1107050405, 978-1107050402

More Books

Students also viewed these Physics questions

Question

Locate the centroid of the plane area shown. 6 in 3 in 4 in

Answered: 1 week ago

Question

Evaluate the following integrals. dt 1 - 9 2

Answered: 1 week ago