1. What is the current in a 160V circuit if the resistance is 2Ω? V= I= R 2. What is the current in a 160V circuit if the resistance is 20Ω? V= I= R= 3. What is the current in a 160V circuit if the resistance is 10Ω? V= I= R=
1. What is the current in a 160V circuit if the resistance is 2Ω?
V=
I=
R
2. What is the current in a 160V circuit if the resistance is 20Ω?
V=
I=
R=
3. What is the current in a 160V circuit if the resistance is 10Ω?
V=
I=
R=
4. What is the current in a 160V circuit if the resistance is 5Ω?
V=
I=
R=
5. Based on questions 2, 3, and 4, what happens to the current in a circuit as the resistance
decreases? Increases?
6. What voltage is required to move 6A through 5Ω?
V=
I=
R=
7. What voltage is required to move 6A through 10Ω?
V=
I=
R=
8. What voltage is required to move 6A through 20Ω?
V=
I=
R=
9. Based on questions 6, 7, and 8, what happens to the voltage required in a circuit as the
resistance decreases? Increases?
10. What is the resistance of a circuit with three 1.5V batteries and running at a current of 5A?
V=
I=
R=
11. An alarm clock draws 0.7 A of current when connected to a 120 volt circuit. Calculate its
resistance.
V=
I=
R=
12. A walkman uses four standard 1.5 V batteries. How much resistance is in the circuit if it uses a
current of 0.02A?
V=
I=
R=
13. How much voltage would be necessary to generate 20 amps of current in a circuit that has
5.5 ohms of resistance?
V=
I=
R=
14. A light bulb has a resistance of 8 ohms and a maximum current of 10 A. How much voltage can
be applied before the bulb will break?
V=
I=
R=
15.
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5. Based on questions 2, 3, and 4, what happens to the current in a circuit as the resistance decreases? Increases?
6. What voltage is required to move 6A through 5Ω?
V=
I=
R=
7. What voltage is required to move 6A through 10Ω?
V=
I=
R=
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