Engineering Thermodynamics
According to Kelvin-Planck’s statement of second law of thermodynamics,

It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body
It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
None of these
It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work

ANSWER DOWNLOAD EXAMIANS APP

Engineering Thermodynamics
According to First law of thermodynamics,

Total energy of a system remains constant
Internal energy, enthalpy and entropy during a process remain constant
Work-done by a system is equal to the heat transferred by the system
Total internal energy of a system during a process remains constant

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Engineering Thermodynamics