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Mechanical Properties of Fluids
Question
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Two spheres of same material and same mass - one solid and other hollow are heated through same range of temperature. Which will expand more?

Answer

Hollow sphere contains air inside it and the coefficient of expansion of air is greater than solids. Therefore, the hollow sphere will expand more than the solid sphere.

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Some More Questions From Mechanical Properties of Fluids Chapter

What is periodic motion?

What is an oscillatory motion?

What is time period?

Define frequency.

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In the displacement equation y = r sin(ωt/ + ϕ) what does ϕ called and what information does it give?

What determines the natural frequency of an oscillator?

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