### Physics 9 Chapter 8 - Thermal Properties of Matter -28

 1.    What is coefficient of volume thermal expansion of brass?a) 2.1 x 10-5 b) 36.6 x 10-5c) 6.0 x 10-5d) 0.2 x 10-5
 2. A brass rod is 1m long at 0oC. Find its length 30oC?a) 1.00057 m b) 30 mc) 303 md) 1.005 m
 3.    What is coefficient of volume thermal expansion of copper?a) 36.6 x 10-5 b) 5.1 x 10-5c) 0.2 x 10-5d) 2.1 x 10-5
 4.    What is the thermal expansion called in which the volume of a solid changes with the change in temperature?a) Linear thermal expansion b) Tetra thermal expansionc) Volume thermal expansiond) Quadratic thermal expansion
 5.    What is coefficient of volume thermal expansion of hydrogen?a) 0.2 x 10-5 b) 3.66 x 10-5c) 2.1 x 10-5d) 36.6 x 10-5
 6.    What is coefficient of volume thermal expansion of carbon dioxide?a) 0.2 x 10-5 b) 36.6 x 10-5c) 2.1 x 10-5d) 3.72 x 10-5
 7.    What is coefficient of volume thermal expansion of steel?a) 0.2 x 10-5 b) 3.6 x 10-5c) 2.1 x 10-5d) 36.6 x 10-5
 8.    What is the thermal expansion called in which the volume of a solid changes with the change in temperature?a) Tetra thermal expansion b) Quadratic thermal expansionc) Cubic thermal expansiond) Linear thermal expansion
 9.    Which of the following relation is correct about change in volume, original volume and change in temperature?a) ∆V ∞ Vo + ∆T b) ∆V ∞ Vo - ∆Tc) ∆V ∞ Vo / ∆Td) ∆V ∞ Vo ∆T
 10.    What is coefficient of volume thermal expansion of aluminium? a) 36.6 x 10-5 b) 2.1 x 10-5c) 0.2 x 10-5d) 27.0 x 10-5

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