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NLC Technical Quiz 37

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Question 1

Which of the following statements is INCORRECT with regard to potentiometers?

Question 2

The 5th harmonic component of induced voltage in a 3-phase alternator can be completely eliminated by using a winding pitch of

Question 3

Match the following with parts in List-I with machines in List-II
List-I
p. damper bars
q. rotor bars
r. commutator
List-II
1) Dc machine
2) Synchronous machine
3) Induction machine

Question 4

Phantom loading for testing of energy meter is used

Question 5

An electrical network with 8 independent nodes will have

Question 6

If the OP-amp in the circuit shown below is ideal, then the circuit works as

Question 7

The ideal operational amplifier has

Question 8

Value of acceleration factor used in Gauss-Seidal method in load flow studies is
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Jul 13ESE & GATE EE