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ESE EC 2018 Achiever Study Plan: Basic Electrical Quiz 3

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Question 1

If vectors are   and then is

Question 2

The steel for construction of transformer core is made so as to have

Question 3

If P is the true power, Pr is the reactive power and Pa is the apparent power then the Power factor is given by

Question 4

The value of the electric current dangerous to the human body is

Question 5

In order that maximum of energy received by the line be transferred to the load, it is essential to obtain the conditions under which losses and distortion on the line be
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Feb 2ESE & GATE EC