Basic Voltage and Current MCQs Multiple Choice Questions and Answers Objective Questions and Answers

Basic Voltage and Current MCQs

1. It takes 50 J of  energy to move a 5 C charge from point a to point b, the potential difference between point a and b is:

1. 250 V
2. 10 V
3. 5 V
4. 500 V

Ans: 2

2. Cells/batteries are connected in the parallel configuration to increase:

1. Current capacity
2. Voltage capacity
3. Both of these
4. None of these

Ans: 1

3. Solar panels provide:

1. dc
2. ac

Ans: 1

4. 1 pound is equal to:

1. 2.224  newtons
2. 4.448 newtons
3. 8.996 newtons
4. 36 newtons

Ans: 2

5. Voltage is measured by using:

1. Ammeter
2. Voltmeter
3. Wattmeter
4. None of these

Ans: 2

6. Conventional current flow from the _____ terminal to ______ terminal:

1. negative, positive
2. negative, negative
3. positive, negative
4. positive, positive

Ans: 3

7. 240 coulombs of charge pass through a point for 2 minutes, the current is:

1. 120 A
2. 240 A
3. 2 A
4. 480 A

Ans: 3

8. tesla is a unit for:

1. Magnetic flux
2. Magnetic flux density
3. Capacitance
4. Torque

Ans: 2

9. Practically, the current flowing through a short circuit is:

1. Very high
2. Infinite
3. Very low
4. Zero

Ans: 1

10. The equipment which detects the electric current is:

1. Rheostat
2. Potentiometer
3. Galvanometer
4. Alternator

Ans: 3