Technical Test SSC JE: Electrical Engineering (EE)- 15 - Electrical Engineering (EE) MCQ

accuracy

resolution

precision

sensitivity

33 watt

67 watt

100 watt

300 watt

N

N₂

selectivity

accuracy

fidelity

sensitivity

improve the transmission efficiency

improve the power factor of the power system

improve the voltage regulation

bring down the fault within the capacity of the switchgear.

0 to 1999

0 to 1500

0 to 999

0 to 19999

Emitter

Base

Collector

None of these

0.060

0.5

1.0

0.05

3 ohms and 6 ohms

3 ohms and 9 ohms

1.5 ohms and 3 ohms

1.5 ohms and 0.5 ohms

zero

phasor sum of phase currents

same as rms value of phase currents

same as peak value of phase currents

W/V

reciprocal of full-scale deflection current

both (a) and (b).

none of these

zero

Half of the correct value

Twice the correct value

An infinite value

always zero

1/3 of negative sequence current.

equal to negative sequence current

3 times negative sequence current

hysteresis loss

copper loss

eddy current loss

vibrations

Zero

33.3 A

66.6 A

100 A

R

3 R

4 R

5 R

focusing electrodes.

cathode

vertical deflection plates

post deflection acceleration anode

focus the spot on the screen

lock the display of signal

adjust the amplitude of display

control the intensity of the spot

series

parallel

either series or parallel

depends on the value of the capacitor

star

delta

series

parallel

Shielding all the bridge elements from external magnetic field

Eliminating the effect of stray capacitance

Eliminate the effect of earth capacitance

Minimizing the effect of inter component capacitance.

the motor will stop

the motor will run at its normal speed in the same direction as before.

the direction of rotation will reverse

the motor will run much faster in the same direction

Zero-sequence component of current as zero

Negative-sequence component of current more than positive sequence component.

Positive-negative-and zero-sequence components equal.

Negative-sequence component of current less than positive-sequence component.

instrumental errors.

environmental errors.

observational errors.

all of the above

1

2

3

4

is highly resistive

is highly inductive

is highly capacitive

has a phase angle equal to load power factor angle

Using bifilar compensating winding in place of current coil.

Using non-inductive pressure coil circuit

Using a capacitor across a part of high resistance of pressure coil circuit

Using a swamping resistance

synchronous generator

synchronous motor

static load

transmission line

armature current of both motor and generator are halved.

armature current of motor is halved and that of the generator is unaltered.

armature current of generator is halved and that of motor is unaltered

armature current of both motor and generator are unaltered

minimise the effect of temperature variation.

obtain large deflection

reduce the size of the meter

minimise the effect of stray magnetic fields