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Science
10th
grade
Electric Current, Potential Difference and Resistance
10 questions
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- 1. Multiple Choice
The unit of current is ____
Ampere
Ohm
Volts
Watts
- 2. Multiple Choice
The unit for potential difference is ____
Ohms
Volts
Watts
Amperes
- 3. Multiple Choice
The unit for resistance is _____
Watts
Ohms
Amperes
Volts
- 4. Multiple Choice
The formula for resistance is ____
R = I/V
R = 1/VI
R = V/I
R = VI
- 5. Multiple Choice
The symbol for electric current is ___
I
V
R
A
- 6. Multiple Choice
Potential difference is acquired from the movement of a charge from
high to low energy
low to high energy
positive to negative
none of the above
- 7. Multiple Choice
If V = 12 V and I = 6 A, R = ?
18 Ohms
72 Ohms
0.5 Ohms
2 Ohms
- 8. Multiple Choice
If I = 2 A and R = 8 Ohms, V = ?
4 V
16 V
0.25 V
10 V
- 9. Multiple Choice
If V = 10 V and R = 2 Ohms, I = ?
0.2 A
12 A
5 A
20 A
- 10. Multiple Choice
It refers to the amount of charge flowing in a conductor per unit time
Potential Difference
Electric Current
Resistance
Electric Power
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