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QWhat is the coefficient of superficial expansion?

ID: #8579 Thermal Physics 162 views
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Thermal PhysicsTopic
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  • A The ratio of increase in volume of a body per degree rise in temperature to its unit volume ✔ ✖
  • B The ratio of increase in length of a body per degree rise in temperature to its unit length ✔ ✖
  • C The ratio of increase in area of a body per degree rise in temperature to its unit area ✔ ✖
  • D The ratio of increase in mass of a body per degree rise in temperature to its unit mass ✔ ✖
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The coefficient of superficial expansion is the ratio of the increase in area of a body per degree rise in temperature to its unit area.

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