A. zeroth low of thermodynamic
B. first law of thermodynamics
C. second law to thermodynamics
D. basic law of thermodynamics
E. claussius statement
Related Mcqs:
- The unit of energy in S.I. units is________________?
A. watt
B. joule
C. joule/s
D. joule/m
E. joule m. - Kinetic energy of the molecules in terms of absolute temperature (T) is proportional to________________?
A. T
B. j
C. J2
D. Vr
E. 1/Vr - A gas is compressed in a cylinder by a movable piston to a volume one-half its original volume. During the process 300 kJ heat left the gas and internal energy remained same. The work done on gas in Nm will be___________________?
A. 300 Nm
B. 300,000 Nm
C. 30 Nm
D. 3000 Nm
E. 30,000 Nm - Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant_______________?
A. pressure
B. temperature
C. volume
D. internal energy
E. entropy - The energy of molecular motion appears as________________?
A. heat
B. potential energy
C. surface tension
D. friction
E. increase in pressure - For which of the following substances, the internal energy and enthalpy are the functions of temperature only____________________?
A. any gas
B. saturated steam
C. water
D. perfect gas
E. superheated steam - In an isothermal process, the internal energy of gas molecules________________?
A. increases
B. decreases
C. remains constant
D. may increase/decrease depending on the properties of gas
E. shows unpredictable behaviour - Which law states that the internal energy of a gas is a function of temperature__________________?
A. Charles’ law
B. Joule’s law
C. Regnault’s law
D. Boyle’s law
E. there is no such law - The pressure’of a gas in terms of its mean kinetic energy per unit volume E is equal to________________?
A. E/3
B. E/2
C. 3E/4
D. 2E/3
E. 5E/4 - Mixture of ice and water form a________________________?
A. closed system
B. open system
C. isolated system
D. heterogeneous system
E. thermodynamic system.
