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How does Young's modulus change with ris...

How does Young's modulus change with rise in temperature?

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Young's modulus of a material decreases with rise in temperature.
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Knowledge Check

  • Young's modulus is

    A
    the ratio of linear strain to normal stress
    B
    the ratio of normal stress to strain
    C
    product of linear and normal stress
    D
    square of the ratio of normal stress to linear strain

  • A block of wood is floating on water at 0^(@)C with a certain volume V above water level. The temperature of water is slowly raised to 20^(@)C . How does the volume V change with the rise of temperature ?

    A
    remain unchanged
    B
    decrease continuously
    C
    decreases till `4^(@)C` and then incresase
    D
    increases till `4^(@)C` and then decresase

  • Which of the following does not decrease with rise in temperature?

    A
    Density
    B
    Surface tension
    C
    Vapour pressure
    D
    Viscosity

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    How does entropy change with (i) increase in temperature, (ii) decrease in pressure?

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    Which of the following does not decrease with rise in temperature ?

    Young's modulus of a wire depends on

    The young's modulus of air is

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