# Terms, Definitions, MCQs and Free Templates

## The superposition theorem is applicable to

The superposition theorem is applicable to

## In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will

In a pure capacitive circuit if the supply frequency is reduced to 1/2, the current will

## The relation between the apparent power, actual power and reactive power is given by

The relation between the apparent power, actual power and reactive power is given by

## The units for electric dipole moment are

The units for electric dipole moment are

## The time constant of the capacitance circuit is defined as the time during which voltage

The time constant of the capacitance circuit is defined as the time during which voltage

## In a loss-free R-L-C circuit the transient current is

In a loss-free R-L-C circuit the transient current is

## In a series R-L-C circuit at the resonant frequency the

In a series R-L-C circuit at the resonant frequency the

## The time constant of a series R-C circuit is given by

The time constant of a series R-C circuit is given by

## If resistance is 20 Ω and inductance is 2 H in a R-L series circuit, then time constant of this will be

If resistance is 20 Ω and inductance is 2 H in a R-L series circuit, then time constant of this will be

## At very low frequencies a series R-C circuit behaves as almost purely __________ .

At very low frequencies a series R-C circuit behaves as almost purely __________ .

## The voltage in a circuit follows the law v = 100 sin ωt if the frequency is 25 Hz, how long will it take for the voltage to rise to 50 volts?

The voltage in a circuit follows the law v = 100 sin ωt if the frequency is 25 Hz, how long will it take for the voltage to rise to 50 volts?

## Which of the following expressions is true for apparent power in an A.C. circuit?

Which of the following expressions is true for apparent power in an A.C. circuit?

## For 200V r.m.s. value triangular wave, the peak voltage will be

For 200V r.m.s. value triangular wave, the peak voltage will be

## A sine wave of voltage varies from zero to maximum of 200V. How much is the voltage at the instant of 30° of the cycle?

A sine wave of voltage varies from zero to maximum of 200V. How much is the voltage at the instant of 30° of the cycle?

## How much r.m.s. current does a 300 W, 200 V bulb take from the 200V, 50 Hz power line?

How much r.m.s. current does a 300 W, 200 V bulb take from the 200V, 50 Hz power line?

## The phase difference between them is __________ degrees.

The phase difference between them is __________ degrees.

## The r.m.s. value of a half-wave rectified current is 100 A. Its value for full-wave rectification would be __________ amperes.

The r.m.s. value of a half-wave rectified current is 100 A. Its value for full-wave rectification would be __________ amperes.

## Poor power factor

Poor power factor

## In a highly capacitive circuit the

In a highly capacitive circuit the

## Power factor of the following circuit will be unity

Power factor of the following circuit will be unity

## A capacitor behave to d.c. as

A capacitor behave to d.c. as

## The scale factor for half wave and full wave rectifier is __________ respectively.

The scale factor for half wave and full wave rectifier is __________ respectively.

## In an idealized half wave rectified system the average and r.m.s. values of voltage are __________ respectively.

In an idealized half wave rectified system the average and r.m.s. values of voltage are __________ respectively.

## The value of current at resonance in series R-L-C circuit is affected by the value of

The value of current at resonance in series R-L-C circuit is affected by the value of

## In a R-L-C circuit at resonance is

In a R-L-C circuit at resonance is

## An electrical network with 8 independent nodes will have __________ nodal equations.

An electrical network with 8 independent nodes will have __________ nodal equations.

## In a circuit containing a complex impedance, maximum power transfer takes place when load is

In a circuit containing a complex impedance, maximum power transfer takes place when load is

## Form factor for a sine wave is

Form factor for a sine wave is

## Which of the following statements is correct?

Which of the following statements is correct?

## Which of the following frequencies has the greatest period?

Which of the following frequencies has the greatest period?

## A series resonant circuit is capacitive at f = 150 Hz. The circuit will be inductive somewhere at

A series resonant circuit is capacitive at f = 150 Hz. The circuit will be inductive somewhere at

## As regards dielectric constant εr

As regards dielectric constant εr

## In one time constant, the current in a circuit reaches __________ percent of its final value.

In one time constant, the current in a circuit reaches __________ percent of its final value.

## Millman’s theorem is the best to find

Millman’s theorem is the best to find

## The series element in band pass filter is

The series element in band pass filter is

## The dual of a loop is

The dual of a loop is

## The series element of a band stop filter is

The series element of a band stop filter is

## The dual of a link is

The dual of a link is

## The series element for a prototype high pass filter is

The series element for a prototype high pass filter is

## If f1 and f2 and half-power frequency and f0 be resonant frequency, the selectivity of R-L-C series circuit is given by

If f1 and f2 and half-power frequency and f0 be resonant frequency, the selectivity of R-L-C series circuit is given by