2 q.19.7 the given figure shows the variation of force nlied by ideal gas on a piston which undergoes a nrocess during which piston position changes 0.1 to 4 m.

2 Q.19.7 The given figure shows the variation of force nlied by ideal gas on a piston which undergoes a nrocess during which piston position changes 0.1 to 4 m. IF the internal energy of the system at the end of the nrocess is 2.5 J higher, then the heat absorbed during the process is F (N) 100 50 0.1 0.2 0.3 0.4 x (m) (b)175 ) 22.5) a) 15 J (c) 20 J