Electrical Engineering MCQs

Electrical Engineering MCQs for Test Preparation. These Electrical Engineering MCQs are the most repeated mcqs and very important for all type of exams organized by FPSC, PPSC, KPSC, SPSC, BPSC, NTS, PTS, OTS, UTS, CTS, ITS and other testing agencies of Pakistan. Most important FPSC MCQs, PPSC MCQs, KPSC MCQs, SPSC MCQs, BPSC MCQs, NTS MCQs, PTS MCQs, OTS MCQs, UTS MCQs, CTS MCQs, ITS MCQs and other MCQs for test preparation in Pakistan.

At room temperature, an intrinsic silicon crystal acts approximately as_______________?

A. A battery
B. A conductor
C. An insulator
D. A piece of copper wire

Electrical Engineering MCQs

Author: Web Expert

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In D.C. shunt motors as load is reduced__________________?

(A) the speed will increase abruptly
(B) the speed will increase in proportion to reduction in load
(C) the speed will remain almost/constant
(D) the speed will reduce

Electrical Engineering MCQs

Author: sinxoo

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Starters are used with D.C. motors because______________?

(A) these motors have high starting torque
(B) these motors are not self-starting
(C) back e.m.f. of these motors is zero initially
(D) to restrict armature current as there is no back e.m.f. while starting

Electrical Engineering MCQs

Author: sinxoo

Report : If answer is wrong.

If the field of a D.C. shunt motor gets opened while motor is running______________?

(A) the speed of motor will be reduced %
(B) the armature current will reduce
(C) the motor will attain dangerously high speed 1
(D) the motor will continue to nuvat constant speed