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Heat and Thermodynamics question

2014 · Shift 0 · Q63
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Heat and Thermodynamics question

2014 · Shift 0 · Q63

JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
One mole of a diatomic ideal gas undergoes a cyclic process ABCABCABC as shown in figure. The process BCBCBC is adiabatic. The temperatures at A,BA, BA,B and CCC are 400K400K400K, 800K800K800K and 600K600K600K respectively. Choose the correct statement : JEE Main 2014 (Offline) Physics - Heat and Thermodynamics Question 393 English
  1. A
    The change in internal energy in whole cyclic process is 250R.250R.250R.
  2. B
    The change in internal energy in the process CACACA is 700R700R700R.
  3. C
    The change in internal energy in the process ABABAB is -350R.350R.350R.
  4. D
    The change in internal energy in the process BCBCBC is -500R.500R.500R.
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