A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be___________________?

Related Mcqs:

According to Avogadro’s Hypothesis ______________________?

A. the molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature B. the sum of partial pressure of mixture of two gases is sum of the two C. product of the gas constant and the molecular weight of an ideal gas is constant D. gases have … According to Avogadro’s Hypothesis ______________________?Read More...

Change in enthalpy of a system is the heat supplied at___________________?

A. constant pressure B. constant temperature C. constant volume D. constant entropy E. N.T.P. condition...

Compressed air coming out from a punctured football___________________?

A. becomes hotter B. becomes cooler1 C. remains at the same temperature D. may become hotter or cooler depend-ing upon the humidity of the surround¬ing air E. attains atmospheric temperature...

In an isothermal process, the internal energy________________?

A. increases B. decreases C. remains constant D. first increases and then decreases E. first decreases and then increases...

A closed system is one in which_________________________?

A. mass does not cross boundaries of the system, though energy may do so B. mass crosses the boundary but not the energy C. neither mass nor energy crosses the boundaries of the system D. both energy and mass cross the boundaries of the system E. thermodynamic reactions take place...