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SSC JE 2019-20 Technical Quiz 22

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Question 1

A power supply has domestic load having a maximum demand of 1500 kW. If the diversity factor and demand factor are 1.2 and 0.8 respectively, then connected domestic load is

Question 2

A 36 MVA, 21 kV, 1800 r.p.m. alternator has a synchronous reactance of

per phase. If the exciting voltage is 12 kV (line-to-neutral) and the system voltage is 17.3 kV (line-to-line), the power which the machine delivers when the torque angle

Question 3

In Fig., the voltage transformation ratio is given by……………………….

Question 4

If a 4-pole induction motor has a synchronous speed of 1500 r.pm., then, supply frequency is……….

Question 5

The delta-connected generator shown in figure has phase voltage of 200 V on no-load. If connections of one of the phases is reversed, then, resultant voltage across the mesh is ………………..
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Question 6

The power consumed in each resistor in figure is ……………….
$Description: E:\Gate\SSC-JE Electrical - Part 1\15_Three-Phase-Circuits-final_files\image022.png$

Question 7

If the length of the arc in a circuit breaker increases, its resistance

Question 8

If the fault current is 2000 A, the relay setting 50% and C .T. ratio is 400/5 A, the P.S.M. is

Question 9

If the torque of the induction motor decreases, the________.

Question 10

Which one of the following statements is TRUE?

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ESE & GATE EE General

Apr 24ESE & GATE EE