v)(1,1)

" "_(2)n_(1)=(v_(1))/(v_(2)): :""_(1)n_(2): ………………..

(1+tan^(2)v)(1-sin v)(1+sin v)=1

Establish gas equation, (P_(1)V_(1))/(T_(1))=(P_(2)V_(2))/(T_(2)) .

(1V)/(1A) is called-

A system Xundergoes following changes underset(P_(1)V_(1)T_(1))(X)to underset(P_(2)V_(2)T_(1))(W)tounderset(P_(3)V_(2)T_(2))(Z)tounderset(P_1V_(1)T_(1))X The overall process may be called as