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PhysicsJEE Main 2 Apr 2026, Shift 2·Q23·Numerical·Easy–moderate

Thermodynamics · Laws of thermodynamics

5 moles of unknown gas is heated at constant volume from 10∘10^\circC to 20∘20^\circC. The molar specific heat of this gas at constant pressure cp=8c_p = 8 cal/mol. ∘^\circC and R=8.36R = 8.36 J/mol. ∘^\circC. The change in the internal energy of the gas is calorie.

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