SSC JE ELECTRICAL 2019 WITH SOLUTION SET-2 QUIZ

The candle power of a lamp placed normal to a working plane is 60 CP. Find the distance if the illumination is 15 lux?

2.5 meters

1.5 meters

4 meters

2 meters

TRUE ANSWER : ?
YOUR ANSWER : ?

____ Lamps are used to light up sports stadiums?

Incandescent lamps

LED lamps

Sodium vapor lamps

Fluorescent lamps

TRUE ANSWER : ?
YOUR ANSWER : ?

The type of damping used for moving iron instruments is

Gravity friction damping

Air friction damping

Fluid friction damping

Eddy current damping

TRUE ANSWER : ?
YOUR ANSWER : ?

If a zero-centered voltmeter has a scale from 5V to − 5V, then the span of it is

−5 V

0 V

10V

5 V

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YOUR ANSWER : ?

During the ______ period the power supply to the motor is cut-off and the train is allowed to run due to its own momentum?

Free running

Coasting

Notching up

Braking

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A diode appears as in forward region of its characteristics?

A capacitor

A high resistor

An OFF switch

An ON switch

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YOUR ANSWER : ?

Observe the given table. The truth table represents gate?

XOR

OR

NAND

AND

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YOUR ANSWER : ?

If the number of poles in an 11 KV transmission line is 80, then how many disc insulators are required?

240

80

160

6

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YOUR ANSWER : ?

A series magnetic circuit will have

Same magnetic flux

Two or more paths for magnetic flux

Total reluctance of a series circuit = difference of the reluctances in different parts of the circuit

Different magnetic flux

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YOUR ANSWER : ?

While estimating the overhead lines, if the number of poles required is 14, then what is the estimated number of earth sets required?

3

5

4

2

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YOUR ANSWER : ?

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