DMRC Electrical Engineering Paper-1 2016

Instructions

For the following questions answer them individually

DMRC Electrical Engineering Paper-1 2016 - Question 81


Triac are usually operated at:

DMRC Electrical Engineering Paper-1 2016 - Question 82


Earth wire on EHV overhead transmission line is provided to protect the line against:

DMRC Electrical Engineering Paper-1 2016 - Question 83


The measurement range of an ammeter can be increased by using a:

DMRC Electrical Engineering Paper-1 2016 - Question 84


Three equal resistors, connected in series across a source of emf, dissipated 10W of power. What would be the power dissipated in the same resistor when they are connected in parallel across the same source?

DMRC Electrical Engineering Paper-1 2016 - Question 85


If a 3-pahse, 40V, 50Hz, 4 pole induction motor is running at a slip of 5% then the relative speed of rotor field with respect to stator filed is:

DMRC Electrical Engineering Paper-1 2016 - Question 86


A 3-phase induction motor is running at slip ‘s’. If its two supply leads are interchanged, then the operating slip at that instant will be:

DMRC Electrical Engineering Paper-1 2016 - Question 87


In a 3-phase voltage source inverter used for speed control of induction motor, antiparallel diodes are used across each switching device. The main purpose of diodes is to:

DMRC Electrical Engineering Paper-1 2016 - Question 88


Skewing of rotor bars eliminate the:

DMRC Electrical Engineering Paper-1 2016 - Question 89


Out of the followings, which one is correct in case of a circuit breaker?

DMRC Electrical Engineering Paper-1 2016 - Question 90


The steady-state fault current during a 3 phase terminal fault on a generator is limited by:

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