SSC JE Electrical Engineering 29th Jan 2018 Shift-1

Instructions

For the following questions answer them individually

Question 151

The speed of the motor exceeds the synchronous speed. This braking method is called

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Question 152

An Isolation Transformer Has Primary to Secondary turns ratio of

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Question 153

Input of a transformer is square wave, then the output will be ______.

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Question 154

The current drawn by the a 230 V DC motor of armature resistance 0.5 Q and back emf 200 V is

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Question 155

Find the short circuit current with Vr=7.5 and Ra=0.52$$Ω$$.

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Question 156

The type of DC generator used for arc welding purposeis a

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Question 157

Total Core loss is also referred as

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Question 158

The magnitude of the induced emf in the primary winding,will be __________ but opposite to the applied voltage.

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Question 159

Blocked rotor test is used to find which of the following losses ?

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Question 160

In three induction motortheinitial inrush of current is produce

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