MCQ TEST

MCQ TEST

Vocational training

10 Qs

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MCQ TEST

MCQ TEST

Assessment

Quiz

Engineering

Vocational training

Practice Problem

Medium

Created by

RanjanKumar Naik

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1.Which of the following is not a type of electrical machine?

Dc motor

Ac generator

Transformer

Battery

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the basic principle of operation of Dc motor?

Faradays laws of electromagnetic induction

Lenzs law

Flemings left hand rule

Flemings right hand rule

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following motors is commonly used for traction purposes?

  • A) Synchronous motor

  • B) Series DC motor

  • C) Shunt DC motor

  • D) Capacitor-start motor

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a DC machine, the function of a commutator is to

  • A) Convert AC to DC

  • B) Convert DC to AC

  • C) Convert AC into pulsating DC

  • D) Reverse the direction of current in the armature winding

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a transformer, which losses are minimized by using laminated cores?

  • A) Hysteresis losses

  • B) Copper losses

  • C) Eddy current losses

  • D) Stray losses

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The purpose of using a starter in a DC motor is to:

  • A) Increase speed

  • B) Limit the starting current

  • C) Increase torque

  • D) Reduce armature voltage

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which part of the induction motor produces the rotating magnetic field?

  • A) Rotor

  • B) Commutator

  • C) Brushes

  • D) Stator

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