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RSMSSB JE Quiz 14

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Question 1

Which of the following statement is true for a power system with lagging power factor?

Question 2

For the protection of a very long extra high voltage line, the protective relay used is

Question 3

A 3 Phase, 11 kV, 5 MVA alternator has synchronous reactance of 10 per phase. Its excitation is such that the generated emf is 14 kV. If the alternator is connected to infinite but the maximum output of the alternator at a given excitation is

Question 4

Calculate Ceq of the circuit given below?

Question 5

For an induction motor operating at a slip ‘s’ the ratio of gross power output to air gap power is?

Question 6

Input voltage v=230 sin(100 t) volts is given to a converter and the current drawn by the converter is i = 20sin+10sin(300t+45o)+2sin Amps. What is the active power drawn by the converter?

Question 7

Plant Use Factor is

Question 8

In a transformer, zero voltage regulation is achieved at full load when?

Question 9

If unit step response of a network is (1 – e-αt) then its unit impulse response will be

Question 10

The derivative of an ideal step function is
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Nov 28AE & JE Exams