BEE Chapter 9

BEE Chapter 9

12th Grade

10 Qs

quiz-placeholder

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BEE Chapter 9

BEE Chapter 9

Assessment

Quiz

Physics

12th Grade

Medium

Created by

Lavanya R

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the Working Principle of a Transformer?

Electro magnetic induction

Electrical Energy

Mechanical Energy

None

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The following are the essential requirements of a transformer.

Good Magnetic core

Two Windings-Primary and Secondary

Time varying Magnetic flux

All the above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is transformer core made up of ?

Copper

Iron

Silicon Steel

None

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Winding of transformer are made up of

Copper wire

Iron wire

Silicon steel

None

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Transformation ratio of a transformer K =

N1*N2

N1+N2

N1/N2

N2/N1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The Transformer rated normally in _______

Kwh

V

KVA

None

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If E2

Step up transformer

Step down transformer

Equal ratio transformer

None

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