300+ TOP Charging and Discharging of Capacitor MCQs & Answers

Charging and Discharging of Capacitor Objective Questions :-

1. Which of the following depends on charging and discharging rate of a capacitor?
a) Time constant
b) Current
c) Power
d) Voltage

2. What is the initial current while charging a capacitor?
a) High
b) Low
c) 0
d) Cannot be determined

3. What is the final current while charging a capacitor?
a) High
b) Zero
c) Infinity
d) Low

4. A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the initial value of charging current.
a) 10A
b) 0A
c) Infinity
d) 20A

5. A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the initial value of the discharge current.
a) 10A
b) 0A
c) Infinity
d) 20A

6. A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the final value of the discharge current.
a) 10A
b) 0A
c) Infinity
d) 20A

7. When will be capacitors fully charged?
a) When voltage is zero
b) When the supply voltage is equal to the capacitor voltage
c) When voltage is infinity
d) When capacitor voltage is equal to half the supply voltage

8. What happens to the capacitor when the capacitor voltage is equal to the source voltage?
a) The charging phase of the capacitor is over
b) The discharging phase of the capacitor is over
c) The capacitor is switched off
d) The capacitor is switched on

9. A capacitor is charged to a voltage of 400V and has a resistance of 20ohm. Calculate the final value of charging current.
a) 10A
b) 0A
c) Infinity
d) 20A

Charging and Discharging of Capacitor MCQs ::