Explore topic-wise MCQs in Electrical Engineering.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Electrical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

While charging, what happens to the voltage in the capacitive circuit?

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» E.
2.

While charging, what happens to the current in the capacitive circuit?

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» D. Increases exponentially
3.

While discharging, what happens to the voltage in the capacitive circuit?

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» D. Increases exponentially
4.

What is the value of current in a charging capacitive circuit if the initial current is 2A at time t=RC.

A. 0.74A
B. 1.26A
C. 3.67A
D. 2.89A
Answer» B. 1.26A
5.

The discharging time constant of a circuit consisting of a capacitor is the time taken for the charge in the capacitor to become __________ % of the initial charge.

A. 33
B. 63
C. 37
D. 36
Answer» D. 36
6.

The charging time constant of a circuit consisting of a capacitor is the time taken for the charge in the capacitor to become __________ % of the initial charge.

A. 33
B. 63
C. 37
D. 36
Answer» C. 37
7.

WHILE_CHARGING,_WHAT_HAPPENS_TO_THE_VOLTAGE_IN_THE_CAPACITIVE_CIRCUIT??$

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» E.
8.

WHILE_CHARGING,_WHAT_HAPPENS_TO_THE_CURRENT_IN_THE_CAPACITIVE_CIRCUIT??$

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» E.
9.

While discharging, what happens to the current in the capacitive circuit?

A. Decreases linearly
B. Increases linearly
C. Decreases exponentially
D. Increases exponentially
Answer» D. Increases exponentially
10.

What is the value of current in a discharging capacitive circuit if the initial current is 2A at time t=RC.

A. 0.74A
B. 1.26A
C. 3.67A
D. 2.89A
Answer» B. 1.26A
11.

A circuit has a resistance of 5 ohm connected in series with a capacitance of 10F. Calculate the discharging time constant.

A. 15
B. 50
C. 5
D. 10
Answer» C. 5
12.

A circuit has a resistance of 2 ohm connected in series with a capacitance of 6F. Calculate the charging time constant.

A. 3
B. 1
C. 12
D. 8
Answer» D. 8
13.

The charging time constant of a circuit consisting of a capacitor is the time taken for the charge in the capacitor to become __________% of the initial charge.

A. 33
B. 63
C. 37
D. 36
Answer» C. 37