SSC JE Electrical Engineering 29th Jan 2018 Shift-2

Instructions

For the following questions answer them individually

Question 151

In DC machine shape of main field flux distribution is

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Question 152

A generating voltmeter uses ____.

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Question 153

Dummycoils are used for

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Question 154

Brushes in a DC machine are normally placed electrically in the

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Question 155

For a dc machine shuntresistance and armature resistance values are

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Question 156

The useofhigherflux density in the transformer design

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Question 157

The coreflux in transformer depends mainly on

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Question 158

$$I^{2}R$$ losses or Ohmic Losses are also known as

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Question 159

The rotor shaft of an induction motor is made of

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Question 160

If numberof poles in the rotor decrease the speed ofthe rotor will

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