Physical Sciece: Ohm's Law
9 Questions
| Attempts: 2012
SWBAT calculate current, voltage, resistance using Ohm's law
Questions and Answers
- 1.If the voltage is 12 V and the resistance in the wire is 3 Ω, what is the the current in the circuit?
- A.
6 A
- B.
2 A
- C.
12 A
- D.
4 A
- E.
36 A
- 2.If the resistance in the circuit is 10 Ω and the current is 3 A, what is the voltage of the battery?
- A.
3 V
- B.
10 A
- C.
30 V
- D.
3.33 V
- E.
0.3 V
- 3.If you connect a 7 V battery to a wire and measure the current to be 2 A, what is the resistance of that wire?
- A.
7 V
- B.
14 A
- C.
14 Ω
- D.
3.5 Ω
- E.
2 Ω
- 4.If you connect a wire with 18 Ω of resistance to a batter, and measure the current to be 10 A, what is the voltage of the battery?
- A.
18 Ω
- B.
1.8 V
- C.
240 V
- D.
190 A
- E.
180 V
- 5.If the voltage of the battery is 5 V and the resistance in the circuit is 2.5 Ω. What is the current?
- A.
2 A
- B.
12.5 A
- C.
2.5 A
- D.
50 V
- E.
0 V
- 6.What is the resistance in the circuit that is connected to a 63 V battery, and is measured to have a current of 9 A.
- A.
10 A
- B.
7 Ω
- C.
657 Ω
- D.
63 Ω
- E.
7 V
- 7.If the current equals to 14 A and the resistance is 3 Ω, what is the voltage of the battery?
- A.
4.66 V
- B.
10 A
- C.
42 V
- D.
3 V
- E.
26 Ω
- 8.What would happen to the current in the circuit, if the voltage increases?
- 9.What will happen to the current, if the resistance increases?
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