Question # 1

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

if a body of a mass 'm' is moving with velocity 'v' then its K.E. is given by

Choose an answer

K.E. = 1/2 mv

K.E. = 1/2 mv2

K.E. = mv2

K.E. = 1/2 m2v

A body possesses if it is capable to do work:

Choose an answer

Energy

Power

Force

All

One Megawatt is equal to :

Choose an answer

1 × 106 w

1 × 102 kw

1015 w

Nil

How many components are there of a solar heating system?

Choose an answer

2

3

4

5

Formula of Gravitational potential energy is:

Choose an answer

mgh

mg/h

1/2 mv²

None of these

When a body is lifted through a height h, the work donw on it appears in the form of its.

Choose an answer

Kinetic energy

Potential energy

Elastic energy

Geothermal energy

Einstein's mass-energy equation relation is:

Choose an answer

E =1/2 mc²

E =mc²

E =m²c

E = 2 mc²

A solar cell is also called:

Choose an answer

Photo cell

Generator

Battery

None

Einstein's mass-energy equation is

Choose an answer

E = mc

E = mc2

E = 2mc

E = m2c

Work is zero when "F" and "S" will be:

Choose an answer

Parallel

Perpendicular

Anti parallel

Tangent

1 mega watt is equal to:

Choose an answer

10² W

10³ W

10⁵ W

10⁶W

The source of energy that can be renewed are called:

Choose an answer

Renewable source

Non-renewable

They RAE Naturally found

None

The energy stored in coal is

Choose an answer

Heat Energy

Kinetic energy

Chemical energy

Nuclear energy

Solar energy is a type of.

Choose an answer

Renewable

Non-renewable

Natural

None

More Classes

Other Links

9th Class Physics Chapter 6 Work and Energy English Medium KPK Boards Online Mcqs 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

Choose an answer

Choose an answer