Engineering Thermodynamics
First law of thermodynamics furnishes the relationship between

Heat and work
Various properties of the system
Various thermodynamic processes
Heat, work and properties of the system

ANSWER DOWNLOAD EXAMIANS APP

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

It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source
There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy
It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
All of these

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

ANSWER DOWNLOAD EXAMIANS APP