A process can be reversible if

The ratio of slopes of P-V plots for reversible adiabatic process and reversible isothermal process of an ideal gas is equal to :

Which of the following processes are reversible ?

what is reversible process ?under what condition can a process be reversible ?

Should a cyclic process be reversible?

Is adiabatic process always reversible ?

Which of the following process is reversible ?

Which of the following processes is reversible?