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What do you know about prefix?
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What is meant by thermal contraction?
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How can we measure atmospheric pressure?
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Why do gases expand faster than liquids and solids?
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How we can measure the temperature of an object?
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How we produce heat?
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Why water cannot be used in thermometer instead of mercury?
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What is the practicle unit of volume ?Also define it.
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What is brake system?
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Why fluids are used in aerosols?
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Why the supporting wall of a dam is built very broad at the bottom?
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What are physical quantities?
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What is the unit of atmospheric pressure?
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Why gaps are left in concrete roads?
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What is brake system?
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What is flask?
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What is the atmospheric pressure at ground level?
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What is Metre Rule
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What do you know about peculiar behaviour of water?
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How an axle is fixed into a wheel?
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