SSC JE ELECTRICAL 2019 WITH SOLUTION SET-1 QUIZ

A magnetic circuit is applied with a current that changes at a rate of 5 A/sec. The circuit has an inductance of 2H, then the self-induced EMF is

0.4 V

−4 V

−2.5 V

−10 V

TRUE ANSWER : ?
YOUR ANSWER : ?

When the only current source is active in the circuit, find the current through the 10Ω resistor

0.66 A

0 A

1.33 A

1.66 A

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following losses is together called iron losses?

Hysteresis loss and frictional loss

Eddy current loss and hysteresis loss

Hysteresis loss and copper loss

Eddy current loss and frictional loss

TRUE ANSWER : ?
YOUR ANSWER : ?

Two bulbs of rating 230V, 60W, and 230V, 100W are connected in parallel across supply mains, Identify the correct statement

The 60W bulb will glow brighter

The 100W bulb will glow brighter

Neither bulb will glow

Both will glow equally bright

TRUE ANSWER : ?
YOUR ANSWER : ?

_____ is NOT a component in a thermal power plant

Economizer

Boiler

Reactor

Chimney

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the function of the moderator in a nuclear reactor?

To slow down the fast-moving electron

Stopping chain reaction

Starting chain reaction

Controlling chain reaction

TRUE ANSWER : ?
YOUR ANSWER : ?

In the full-wave rectifier circuit shown in the figure, the diodes that conduct when the positive half-wave of AC signal applied are

D4, D1

D3, D4

D1, D2

D2, D3

TRUE ANSWER : ?
YOUR ANSWER : ?

Find the net capacitance of the combination in which ten capacitors of 10 μF are connected in parallel

100 μF

1 μF

50 μF

0.1 μF

TRUE ANSWER : ?
YOUR ANSWER : ?

_____ power plant is the plant which uses a non-conventional source of energy

Nuclear

Thermal

Hydroelectric

Wind

TRUE ANSWER : ?
YOUR ANSWER : ?

The ratio of average energy demand to maximum demand during a specific period in

Power factor

Form factor

Load factor

Utilization factor

TRUE ANSWER : ?
YOUR ANSWER : ?

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