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Heat and Thermodynamics question

2003 · Shift 0 · Q154
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Heat and Thermodynamics question

2003 · Shift 0 · Q154

JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
''Heat cannot by itself flow from a body at lower temperature to a body at higher temperature'' is a statement or consequence of :
  1. A
    second law of thermodynamics
  2. B
    conservation of momentum
  3. C
    conservation of mass
  4. D
    first law of thermodynamics
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