revision

Identify the form of energy stored in an object due to its position

• Potential energy

• Graviational Potential energy

• None of the above

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A force of 1020 N is apllied by an object which covers an area of 15 metre square. The pressure exerted is:-

• 65 Pa

• 76 Pa

• 68 Pa

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____ is the process of change of state from a liquid state to gas at a fixed temperature

• Boiling

• Evaporation

• Melting

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The density of metal x is 11.7g/cm cube and that of metal Y is 6.5g/cm. If both have the same mass, then which of the two will have a lesser volume?

The intermolecular-force of attraction is maximum in _________

• Liquids

• Gases

• Solids

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The SI unit of pressure is ____

• Pascal

• Pa

• Nm

• watt

A moving ball possesses ______ energy

• Kinetic energy

• Potential energy

• GPE (Gravitational potential energy)

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A ______ is used to measure atmospheric pressure

• manometer

• barometer

• thermometer

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Pressure is directly proportional to ____

• Force

• Area

• Thrust

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The SI unit of moment of force is ____

• N

• Nm

• J

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