SSC JE Electrical Engineering 27th Jan 2018 Shift-2

Instructions

For the following questions answer them individually

Question 151

Which of the following generators are used in arc welding

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Question 152

Calculate the force experienced by the conductor, with L = 0.5m and $$ B = 4Wb/m^2$$,when the armature current is 5 Amp?

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Question 153

Maximum power will be developed when back emf is

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Question 154

Force on a Conductors is

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Question 155

No load saturation characteristics are plotted between

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Question 156

Transformer oil is used as

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Question 157

Which is to be short circuited on performing short circuit test on a transformer?

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Question 158

A Single Phase 50Hz transformer has high voltage and low voltage windings of 2200/220 V. What is the Transformation ratio?

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Question 159

If the air gap in an induction motor is increased_____.

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Question 160

In three phase induction motor reversing the supply in two of the phases is called as______.

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