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Heat and Thermodynamics · 2021 · 20 Jul · Shift 1

4 Physics questions from this JEE Main paper
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Heat and Thermodynamics · 2021 · 20 Jul · Shift 1

4 Physics questions from this JEE Main paper

  1. Q49.Consider a mixture of gas molecule of types A, B and C having masses mA < mB < mC. The ratio of their root mean square speeds at normal temperature and pressure is :
    Physics · Heat and Thermodynamics · MCQ
  2. Q50.The amount of heat needed to raise the temperature of 4 moles of rigid diatomic gas from 0 ∘ C to 50 ∘ C when no work is done is ​. (R is the universal gas constant).
    Physics · Heat and Thermodynamics · MCQ
  3. Q59.The entropy of any system is given by S=α2βln[Jβ2μkR​+3] where α and β are the constants. μ, J, k and R are no. of moles, mechanical equivalent of heat,…
    Physics · Heat and Thermodynamics · MCQ
  4. Q71.In the reported figure, heat energy absorbed by a system in going through a cyclic process is ​π J. Includes diagram
    Physics · Heat and Thermodynamics · Numerical