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

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.
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature by using refrigeration cycle.
It is possible to transfer heat from a body at a lower temperature to a body at a higher temperature.
None of these

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
First law of thermodynamics

Provides relationship between heat, work and internal energy
All of these
Enables to determine change in internal energy of the system
Does not enable to determine change in entropy

ANSWER DOWNLOAD EXAMIANS APP