PV/3 = RT, V represents volume of
Energy supplied to convert unit mass of substance from solid to liquid state at its melting point is called |
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If 2 kcal, of heat is supplied to a system cause to change the internal energy of a gas is 5030 J, and external work done is 3350 J, then what is mechanical equivalent of heat? |
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The average kinetic energy of the molecules of a gas at 27°C is 9 × 10–20 J. what is its average K.E. at 227°C? |
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Mean square velocity of five molecules of velocities 2 m/s, 3 m/s, 4 m/s, 5 m/s and 6 m/s is |
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For a gas, the r.m.s. speed at 800K is |
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The internal energy of one mole of an ideal gas depend upon |
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The root mean square speed of hydrogen molecules at 300K is 1930 m/s. then the root mean square speed of oxygen molecule at 900K will be |
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If at same temperature and pressure, the densities for two diatomic gases are respectively d1 and d2, then the ratio of velocities of sound in these will be |
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5 gm of air is heated from 273 K to 275 K. the change in internal energy of air will be |
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K.E. per unit volume is given by |
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