SSC JE EE Quiz: Power System Booster Quiz-10

An overcurrent relay having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/1. The pick up value is

In Load flow study of power system, a slack bus is specified by

a fault involving in all there phases of a power system is known as?

In a short transmission line, voltage regulations is zero when the power factor angle of the load at receiving end side is equal to

What are the components of a flat plate collector?

Which of the following insulator is practically used for railway crossings?

Water to the turbine is allowed through the __________

Which of the following decides the insulation level of 400 KV, EHV line?

A 10 KVA, 400 V/200V, single phase transformer with 10 % impedance, draws a steady short circuit current of