Thermal Expansion

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  1. 1.

    A metal plate has a circular hole. When heated, the hole:

  2. 2.

    The coefficient of linear expansion has the unit:

  3. 3.

    A rod of length 1 m at 20 degrees C expands by 0.24 mm when heated to 40 degrees C. The coefficient of linear expansion is:

  4. 4.

    Water has maximum density at:

  5. 5.

    The ratio alpha:beta:gamma for a solid is:

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