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1. Two 50-2 resistors are connected in series. The equivalent resistance of the combination is A) 25 Q. B) 50 0. C) 100 Q D) 200 0 2. Two 50-0 resistors are connected in parallel. The equivalent resistance of the combination is A) 25 0 B) 50 0 C) 100 Q. D) 200 0 3. Three identical lamps are connected in series to a 6-volt battery. What is the voltage drop across each lamp? A) 2 volts B) 3 volts C) 4 volts D) 5 volts 4. Four identical lamps are connected in parallel to a 9-volt battery. What is the voltage drop across each lamp? A) 6 volts B) 7 volts C) 8 volts D) 9 volts

1. Two 50-2 resistors are connected in series. The equivalent resistance of the combination is A) 25 Q. B) 50 0. C) 100 Q D) 200 0 2. Two 50-0 resistors are connected in parallel. The equivalent resistance of the combination is A) 25 0 B) 50 0 C) 100 Q. D) 200 0 3. Three identical lamps are connected in series to a 6-volt battery. What is the voltage drop across each lamp? A) 2 volts B) 3 volts C) 4 volts D) 5 volts 4. Four identical lamps are connected in parallel to a 9-volt battery. What is the voltage drop across each lamp? A) 6 volts B) 7 volts C) 8 volts D) 9 volts

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Please answer the questions below thank you. Just give the letter of the correct answer no need to give solutions. please answer 1 to 10

Multiple Choice. Select the letter of the best answer from among the given choices. 1. Two 50-2 resistors are connected in series. The equivalent resistance of the combination is A) 25 Ω B) 50 Q. C) 100 Q D) 200 Q 2. Two 50-0 resistors are connected in parallel. The equivalent resistance of the combination is A) 25 Q B) 50 0 C) 100 Q. D) 200 Q 3. Three identical lamps are connected in series to a 6-volt battery. What is the voltage drop across each lamp? A) 2 volts B) 3 volts C) 4 volts D) 5 volts 4. Four identical lamps are connected in parallel to a 9-volt battery. What is the voltage drop across each lamp? A) 6 volts B) 7 volts C) 8 volts D) 9 volts 5. What happens to the total resistance in a network when more resistors are added to a series circuit? A) increases B) decreases C) remains the same 6. How many 4-0 resistors must be connected in parallel to have a total resistance of 0.8 Q? A) 3 B) 4 C) 5 D) 6 7. Four resistors of resistances 30, 4N, 50, and 60 are connected in parallel to a 6-volt source. What is the current through the 5-2 resistor? A) 1.2 A B) 1.4 A C) 2.2 A D) 2.4 A 8. In a series circuit with unequal resistances A) The smallest R has the highest V B) The largest R has the highest V. C) The smallest R has the most I. D) The largest R has the most I. 9. In a parallel circuit, the equivalent resistance is A) Always greater than any individual resistance. B) Always less than any individual resistance. C) Equal to the sum of the individual resistance. D) Equal to the sum of the reciprocals of their individual resistances. 10. Two resistors, R; = 2.00 ko and R2 = 3.00 kO, are connected in parallel and their combination is connected in series to a fully charged, 150-µF capacitor. When the switch is opened, the capacitor begins to discharged. What is the time constant for the discharge? A) 0.16 s B) 0.17 s C) 0.18 s D) 0.19 s
Transcribed Image Text:Multiple Choice. Select the letter of the best answer from among the given choices. 1. Two 50-2 resistors are connected in series. The equivalent resistance of the combination is A) 25 Ω B) 50 Q. C) 100 Q D) 200 Q 2. Two 50-0 resistors are connected in parallel. The equivalent resistance of the combination is A) 25 Q B) 50 0 C) 100 Q. D) 200 Q 3. Three identical lamps are connected in series to a 6-volt battery. What is the voltage drop across each lamp? A) 2 volts B) 3 volts C) 4 volts D) 5 volts 4. Four identical lamps are connected in parallel to a 9-volt battery. What is the voltage drop across each lamp? A) 6 volts B) 7 volts C) 8 volts D) 9 volts 5. What happens to the total resistance in a network when more resistors are added to a series circuit? A) increases B) decreases C) remains the same 6. How many 4-0 resistors must be connected in parallel to have a total resistance of 0.8 Q? A) 3 B) 4 C) 5 D) 6 7. Four resistors of resistances 30, 4N, 50, and 60 are connected in parallel to a 6-volt source. What is the current through the 5-2 resistor? A) 1.2 A B) 1.4 A C) 2.2 A D) 2.4 A 8. In a series circuit with unequal resistances A) The smallest R has the highest V B) The largest R has the highest V. C) The smallest R has the most I. D) The largest R has the most I. 9. In a parallel circuit, the equivalent resistance is A) Always greater than any individual resistance. B) Always less than any individual resistance. C) Equal to the sum of the individual resistance. D) Equal to the sum of the reciprocals of their individual resistances. 10. Two resistors, R; = 2.00 ko and R2 = 3.00 kO, are connected in parallel and their combination is connected in series to a fully charged, 150-µF capacitor. When the switch is opened, the capacitor begins to discharged. What is the time constant for the discharge? A) 0.16 s B) 0.17 s C) 0.18 s D) 0.19 s
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