thermodynamics
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The constant pressure, constant volume and constant pvn processes are regarded as irreversible process.
True

Stirling and Ericsson cycles are
A.reversible cycles
B.irreversible cycles
C.semireversible cycles
D.quasistatic cycles
reversible cycles

When cutoff ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.
zero

A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as
A.reversible cycle
B.irreversible cycle
C.thermodynamic cycle
D.none of these
thermodynamic cycle

An isothermal process is governed by
A.Boyle's law
B.Charles' law
C.GayLussac law
D.Avogadro's law
Boyle's law

The sum of internal energy (U) and the product of pressure and volume (p.v) is known as
A.workdone
B.entropy
C.enthalpy
D.none of these
enthalpy

The value of 1 mm of Hg is equal to
A.
1.333 N/m^{2
}B.13.33 N/m2
C.133.3 N/m2
D.1333 N/m2
133.3 N/m^{2}

One kg of carbon requires 4/3 kg of oxygen and produces __________ kg of carbon monoxide gas.
A.8/3
B.11/3
C.11/7
D.7/3
7/3

The behaviour of a perfect gas, undergoing any change in the variables which control physical properties, is governed by
A.Boyle's law
B.Charles' law
C.GayLussac law
D.all of these
all of these

The universal gas constant of a gas is the product of molecular mass of the gas and the gas constant.
A.Correct
B.Incorrect
Correct