Engineering Thermodynamics
A process, in which the temperature of the working substance remains constant during its expansion or compression, is called

Polytropic process
Isothermal process
Hyperbolic process
Adiabatic process

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
Which of the following statement is correct according to Clausis statement of second law of thermodynamics?

It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature.
It is impossible to transfer heat from a body at a lower temperature to a body at a higher temperature, without the aid of an external source.
None of these
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle.

ANSWER DOWNLOAD EXAMIANS APP