Question # 1

The product of force and displacement is called;

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Work

Efficiency

Power

Energy

How many components are there of a solar heating system?

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2

3

4

5

One horse power is equal to:

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746 W

749 W

764 W

794 W

Which quantity is scalar?

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Force

Power

Velocity

Torque

Running water possess energy:

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Kinetic

Potential

Elastic Potential energy

Gravitational potential energy

hp stands for :

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1w

Horse power

Joule

All are true

The kinetic energy of a body of mass 2 kg is 25J, its speed is

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5 ms-1

12.5 ms-1

25 ms-1

50 ms-1

A crate is moved by pulling the rope attached to it. it moves 10 m on straight horizontal read by a force of 100 N. How much work will be done when the rope is making an angle of 30° with the road?

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5 Joules

86 Joules

707 Joules

866 Joules

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

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Parallel

Perpendicular

Anti parallel

Tangent

Kinetic and potential energy are the kinds of energy:

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Chemical

Nuclear

Light

Mechanical

Solar energy is a type of.

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Renewable

Non-renewable

Natural

None

The product of force and distance is :

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Force

Work

Torque

Nil

Einstein's mass-energy equation relation is:

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E =1/2 mc²

E =mc²

E =m²c

E = 2 mc²

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

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