Question # 1

Running water possess energy:

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Kinetic

Potential

Elastic Potential energy

Gravitational potential energy

The unit of strain is:

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Nm^-2

Pa

Newton

None

If there is no change in state of motion, then the body is said be i:

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Rest

Motion

Equilibrium

Rest & motion

Which gas is replaced by Ammonia in refrigerators?

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Nitrogen

Carbon di oxide

Methane

Freon gas

Fourth state of matter is:

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Solid

Plasma

Liquid

Gas

The work done in lifting a brick of mass 2 kg through a height of 5 m above ground will be:

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2.5 J

10 J

50 J

100 J

A string is stretched by two equal and opposite force 10 N each. The tension in the string is:

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Zero

5 N

10 N

20 N

Which of following units is equal to Kgm² s^-2

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Newton

Joule

Watt

Coloumb

The amount of matter in a body is called:

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Velocity

Momentum

Mass

Force

To make a body more stable ________ should be lowered:

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Axis of rotation

Center of gravity

Stabilty

None

The average speed of cheetah is.

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60 kmh^-1

70 kmh^-1

75 kmh^-1

80 kmh^-1

Everybody in the universe attracts other body with a force which is

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Directly proportional to the product of their masses

Inversely proportional to the product of their masses

Directly proportional to the distance between them

Directly proportional to the square of the distance between them

The fastest bird falcon has speed.

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100 kmh^-1

200 kmh^-1

300 kmh^-1

400 kmh^-1

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