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Heat and Thermodynamics · 2023 · 6 Apr · Shift 2

3 Physics questions from this JEE Main paper
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Heat and Thermodynamics · 2023 · 6 Apr · Shift 2

3 Physics questions from this JEE Main paper

  1. Q47.The temperature of an ideal gas is increased from 200 K to 800 K. If r.m.s. speed of gas at 200 K is v0​. Then, r.m.s. speed of the gas at 800 K will be:
    Physics · Heat and Thermodynamics · MCQ
  2. Q56.A body cools in 7 minutes from 60∘C to 40∘C. The temperature of the surrounding is 10∘C. The temperature of the body after the next 7 minutes will be:
    Physics · Heat and Thermodynamics · MCQ
  3. Q58.The ratio of speed of sound in hydrogen gas to the speed of sound in oxygen gas at the same temperature is:
    Physics · Heat and Thermodynamics · MCQ