Question

A massive piston traps a fixed amount of helium gas as shown. After being brought to point (a) the system equilibrates to room temperature. Weight is then added to the piston slowly so that the system remains at room temperature. Eventually, the gas is compressed to half of its original volurne (b). The entropy of the gas at "b" is The temperature Tb The internal energy Uh the entropy of the gas at "a" U. the pressure Po Tries 0/20 Subnit Ans

Answer 1

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<s.) than а) tehopy at ® или « @ Б) терина Тат, ет. 2 c) u, Capual , 34, = ) d> p greater Pa ? Po > Pa}