295. A heat exchange process in which the product of pressure and volume remains constant is known as
A.Heat exchange process
B.Hyperbolic process
C.isentropics process
D.Adiabatic process
296. The internal energy of a system is a function of only
A.Pressure
B.Temperature (absolute)
C.Volume
D.Pressure and temperature
297. 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
298. Zeroth law of thermodynamics
A.Deals with conversion of mass and energy
B.Deals with reversibility and irreversibility of process
C.States that if two systems are both in equilibrium with a third system, they are in thermal equilibrium with each other
D.Deals with heat engines
299. If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be
A.80°C
B.0°C
C.40°C
D.20°C
300. The basis for measuring thermodynamic property of temperature is given by
A.Zeroth law of thermodynamics
B.First law of thermodynamics
C.Second law of thermodynamics
D.Third law of thermodynamics
301. One watt is equal to
A.1 Nm/Sec
B.1 N/m
C.1 Nm/hr
D.1 Knm/hr
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