Question # 1

Kinetic and potential energy are the kinds of energy:

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Chemical

Nuclear

Light

Mechanical

A body possesses if it is capable to do work:

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Energy

Power

Force

All

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

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Kinetic energy

Potential energy

Elastic energy

Geothermal energy

Fossil fuels are usually:

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Carbon di oxide

Hydrogen

Hydrocarbons

Carbon monoxide

A body OF mass 10 kg taken to height of 5m:

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P.E = 500 J

P.E = 50 J

P.E = 5 J

P.E = 5000 J

The ratio of output to input is called:

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work

Efficiency

Force

All of above

The energy stored in a dam is:

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Electric energy

Potential energy

Kinetic energy

Thermal energy

Einstein's mass-energy equation relation is:

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E =1/2 mc²

E =mc²

E =m²c

E = 2 mc²

The ability of a body to do work is known as

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power

energy

kinetic energy

potential energy

Mass-Energy equation was given by:

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Newton

Einstein

Joule

Pascal

The tendency of doing work is called :

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Time

Energy

Force

Area

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

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Maximum

Minimum

Zero

None of the above

Ability of body to do work due to its height is called.

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potential energy

kinetic energy

gravitational potential energy

elastic potential energy

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

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