10th Standard English Medium Science Subject Thermal Physics Creative 7 Mark Questions with Solution Part - II

10th Standard

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Science

Time : 00:30:00 Hrs
Total Marks : 35
    5 x 7 = 35
  1. A piece of steel has a length 2 m at 200 k. At 250 k its length increases by 0.1 m. Find the coefficient of cubical expansion of steel.

  2. If boiling point of water is 95°F, What will be the reading in kelvin scale?

  3. An aluminium sheet of length 30 m is made into cone for temperature range ΔT = 300 k. Find the change in length of AI sheet?

  4. A metal rod 6.522 m long at 285 k expands by 0.576 m at 363 k. Find the coefficient of linear expansion of the metal.

  5. At 303 k the volume of an aluminium sphere is 0.3 m3. The coefficient linear expansion αL=24 K-1. If the final volume is 0.35 m3. What is the final temperature of aluminium sphere?

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