Questions by varun

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Discuss briefly energy distribution of a black body radiation. Hence deduce wien’s displacement

asked Mar 19, 2022 in 11th Physics

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Can you design heat energy of 100%

asked Mar 19, 2022 in 11th Physics

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Does the working of an electric refrigerator defy second law of

asked Mar 19, 2022 in 11th Physics

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A Carnot engine absorb `6×10^5` cal at `227^oc` calculate work done per cycle by the engine if it sink is at

asked Mar 19, 2022 in 11th Physics

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How does second law of thermodynamics explain expansion of

asked Mar 19, 2022 in 11th Physics

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Calculate difference in efficiency of a Carnot energy working between:-1) 400K and 350K2) 350K and

asked Mar 19, 2022 in 11th Physics

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Derive an expression for the work done during isothermal

asked Mar 19, 2022 in 11th Physics

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Briefly describe a Carnot cycle and derive an expression for the efficiency of Carnot

asked Mar 19, 2022 in 11th Physics

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What is an ideal perfect

asked Mar 19, 2022 in 11th Physics

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State Charles’s law? If air is filled in a vessel at `60^oc`. To what temperature should it be heated in order that `1/3^(rd)` of air may escape out of

asked Mar 19, 2022 in 11th Physics

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Show that average kinetic energy of translation per molecule of gas is directly proportional to the absolute temperature of

asked Mar 19, 2022 in 11th Physics

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Air pressure in a car tyre increases during driving?

asked Mar 19, 2022 in 11th Physics

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Four molecules of gas have speeds 2, 4, 6, 8, km/s. respectively. Calculate 1) Average speed 2) Root Mean square

asked Mar 19, 2022 in 11th Physics

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Derive Avogadro’s

asked Mar 19, 2022 in 11th Physics

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What are the assumptions of kinetic theory of

asked Mar 19, 2022 in 11th Physics

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Derive an expression for the pressure due to an ideal

asked Mar 19, 2022 in 11th Physics

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State the law of equi-partition of

asked Mar 19, 2022 in 11th Physics

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On what factors, does the average kinetic energy of gas molecules

asked Mar 19, 2022 in 11th Physics

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Why the temperature less than absolute zero is not

asked Mar 19, 2022 in 11th Physics

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If a vessel contains 1 mole of O2 gas (molar mass 32) at temperature T. The pressure of the gas is P. What is the pressure if an identical vessel contains 1 mole of He at a temperature 2

asked Mar 19, 2022 in 11th Physics

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