ELECTRIC CIRCUITS QUIZ

The alternative names for active power is/are

real power.

All of these

true power.

average power.

TRUE ANSWER : ?
YOUR ANSWER : ?

Voltage magnification will occur in which of the following case?

Both

Series resonance

Parallel resonance

None of these

TRUE ANSWER : ?
YOUR ANSWER : ?

To obtain a high value of capacitance, the permittivity of dielectric medium should be

unity

zero

high

low

TRUE ANSWER : ?
YOUR ANSWER : ?

Ampere second is the unit of

conductance.

charge.

power.

energy.

TRUE ANSWER : ?
YOUR ANSWER : ?

A circuit with resistor, inductor, capacitor in series is resonant of 50 Hz. If all the values are now doubled, the new resonant frequency is

2f0.

f0 / 4.

f0 / 2.

still f0.

TRUE ANSWER : ?
YOUR ANSWER : ?

Kirchhoff’s current law is used for

finding equivalent resistance.

nodal analysis.

representing a current source.

loop analysis.

TRUE ANSWER : ?
YOUR ANSWER : ?

A 2m long conductor, carries a current of 50 A at a magnetic field of 100 × 10 − 3 T. The force on the conductor is

10 N.

1000 N.

100 N.

10000 N.

TRUE ANSWER : ?
YOUR ANSWER : ?

Select the wave that has the least value of form factor.

Sine wave.

Triangular wave.

Square wave.

Rectangular wave.

TRUE ANSWER : ?
YOUR ANSWER : ?

The life of a lead acid battery is expected to be

2 to 5 years.

6 months.

1 year.

10 to 15 years.

TRUE ANSWER : ?
YOUR ANSWER : ?

Aluminium is produced from bauxite by

electrolytic process.

rotating.

oxidation.

froth flotation.

TRUE ANSWER : ?
YOUR ANSWER : ?

↑