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DMRC 2018 Electrical Engineering : Quiz 15

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Question 1

What is the ratio of the average output voltage to per phase maximum AC voltage in a three-phase half-wave diode rectifier on a resistive load?

Question 2

What is the plug setting multiplier if The pickup value of relay is 6.5 Amp and fault current in relay coil is 39 Amp?

Question 3

In a 4 – pole, 3 – phase, 50Hz induction motor running at 1425 rpm. The frequency of rotor current of motor is –

Question 4

Class………………power amplifier has the highest power efficiency.

Question 5

Two small spheres, each carrying a charge Q, placed d metres apart repel each other with a force F. If one of the spheres is taken around the other one in a circular path of radius r, the work done will be

Question 6

What is the length of paper used in a capacitor of capacitance $Description: Description: E:\Gate\SSC-JE Electrical - Part 1\6_Capacitance-final_files\image167.png$ if the dielectric constant of the paper is 2.5 and its width and thickness are 50 mm and 0.05 mm respectively?

Question 7

In the given question, what is the shorted terminal current in the equivalent current source?

Question 8

The current drawn by a tungsten filament lamp is measured by an ammeter. The ammeter reading under steady state condition will be ____________ the ammeter reading when the supply is switched on.

Question 9

The steady state error of a unity feedback control system having open loop transfer function K/[s(s+2)] due to step input is:

Question 10

Consider the Mod-3 counter as below:

If two J-K F/Fs are used to realize this counter, what will be the values of J₀, K₀, J₁, K₁?

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ESE & GATE EE General

Aug 18ESE & GATE EE