Question # 1

P.E is calculated by a formula :

Choose an answer

Mgh

mg

gh

Nil

An ideal system gives output:

Choose an answer

50%

60%

80%

100%

The product of force and displacement is called;

Choose an answer

Work

Efficiency

Power

Energy

Which one of the following converts light energy into electrical energy:

Choose an answer

Electric Bulb

Electric Generator

Photocell

Electric generator

Which one of the following converts light energy into electrical energy?

Choose an answer

Electric Bulb

Electric generator

Photocell

Electric cell

If f = 40 N is applied and bus is move 1m than work is :

Choose an answer

40 J

60 J

80 J

No work

hp stands for :

Choose an answer

1w

Horse power

Joule

All are true

The speed of light is equal to:

Choose an answer

3 x 10⁵ ms^-1

3 x 10⁸ms^-1

3 x 10⁹ms^-1

3 x 10²ms^-1

1 KW (kilo Watt) is equal to:

Choose an answer

10² W

10³ W

10⁵ W

10⁶W

If the direction of motion of the force is perpendicular to the direction of motion of the body, then work done will be

Choose an answer

Maximum

Minimum

Zero

None of these

Stretched how has type of energy:

Choose an answer

K.E

mgh

P.E

Elastic P.E

The S.I unit of power is:

Choose an answer

Newton

Watt

Joule

Coulomb

The energy stored in coal is:

Choose an answer

Heat energy

Kinetic energy

Chemical enegy

Nuclear energy

More Classes

Other Links

Physics 9th Class English Medium Unit 6 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer