Basic Electrical Engineering (3110005) MCQs

MCQs of DC Circuits

Showing 91 to 100 out of 137 Questions
91.
When capacitors are connected in series, which of the following rules are applied?
(a) Voltage divider
(b) Current divider
(c) Both voltage divider and current divider
(d) Neither voltage divider nor current divider
Answer:

Option (a)

92.
A capacitor does not allow sudden changes in _________
(a) Current
(b) Voltage
(c) Resistance
(d) Inductance
Answer:

Option (b)

93.
Which of the following expressions is correct with respect to the voltage across capacitors in series?
(a) V1/V2 = C2/C1
(b) V2/V1 = C2/C1
(c) V1*V2 = C1*C2
(d) V1/C1 = V2/C2
Answer:

Option (a)

94.
Two 4F capacitors are connected in series, calculate the voltage across each if the total voltage is 20V.
(a) 10 V
(b) 5 V
(c) 20 V
(d) 0 V
Answer:

Option (a)

95.
Capacitor is a device used to__________
(a) store electrical energy
(b) vary the resistance
(c) store magnetic energy
(d) dissipate energy
Answer:

Option (a)

96.
Capacitor stores which type of energy?
(a) kinetic energy
(b) vibrational energy
(c) potential energy
(d) heat energy
Answer:

Option (c)

97.
Why does capacitor block dc signal at steady state?
(a) due to high frequency of dc signal
(b) due to zero frequency of dc signal
(c) capacitor doesnot pass any current at steady state
(d) due to zero frequency of dc signal
Answer:

Option (d)

98.
The insulation between the two plates of a capacitor is called _______.
(a) conductor
(b) semi-conductor
(c) dielectric
(d) superconductor
Answer:

Option (c)

99.
Which, among the following is the correct expression for an electric field?
(a) E = F/C
(b) E = F*C
(c) E = F/Q
(d) E = F*Q
Answer:

Option (c)

100.
Electric flux density is a function of_______
(a) Volume
(b) Charge
(c) Current
(d) Voltage
Answer:

Option (b)

Showing 91 to 100 out of 137 Questions