Thermodynamics

JEE Main Physics · 8 questions

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• One mole of diatomic gas having rotational modes only is kept in a cylinder with a piston system. The cross-section area of the…20268 April, Shift 2 · Q35
• Initial pressure and volume of a monoatomic ideal gas are P and V. The change in internal energy of this gas in adiabatic…20268 April, Shift 2 · Q36
• A cylinder with adiabatic walls is closed at both ends and is divided into two compartments by a frictionless adiabatic piston.…20266 April, Shift 2 · Q30
• A certain gas is isothermally compressed to (1/3)^rd of its initial volume ( V_o=3 litre) by applying required pressure. If the…20266 April, Shift 1 · Q50
• Consider the following statements: A. Zeroth law of thermodynamics gives concept of temperature B. First law of thermodynamics…20265 April, Shift 1 · Q33
• 5 moles of unknown gas is heated at constant volume from 10 °C to 20 °C. The molar specific heat of this gas at constant pressure…20262 April, Shift 2 · Q48
• Heat is supplied to a diatomic gas at constant pressure. Then the ratio of Δ Q: Δ U: Δ W is ____.20262 April, Shift 1 · Q33
• A vessel contains 0.15 m^3 of a gas at pressure 8 bar and temperature 140 °C with c_p=3 R and c_v=2 R. It is expanded…20262 April, Shift 1 · Q47