A. J.K
B. J/K
C. N.m/sec
D. Kgm2/sec2.K
Physics
Which quantity is a state function……………?
A. internal energy
B. heat supply
C. pressure
D. volume
Petrol engine is a…………….?
A. C.I engine
B. SI engine
C. IC engine
D. all the above
The purpose of flywheel in the engines is…………….?
A. to smooth out the energy variation
B. to add more weight to engine to work it stable
C. to start engine
D. both A and B
For the successful operation of Heat engine which condition should be met ?
A. cyclic process
B. operated at certain temperature difference
C. both A and B
D. none of these
The work done in the isochoric process is…………….?
A. constant
B. variable
C. zero
D. depends on situation
Adiabatic process is also called…………..?
A. Heat exchange process
B. Heating process
C. Isentropic process
D. All of the above
In which process entropy remains constant…………….?
A. isobaric
B. isochoric
C. adiabatic
D. isothermal
Average translational kinetic energy per molecule of an ideal gas is given by………….?
A. 3NaT/2R
B. 2NaT/3
C. 3RT/2Na
D. 3Na/2RT
Boltzman constant K in terms of universal gas constant R and Avagadros number Na is give as……………?
A. K = RNa
B. K = R/Na
C. K = Na/Ra
D. K = nRNa