Isothermally

Isentropically

Polytropically

None of these

**In an irreversible process, there is a****The atomic mass of oxygen is****The mass of flue gas per kg of fuel is the ratio of the****Second law of thermodynamics defines****The value of gas constant (R) in S. I. units is****A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known…****The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume…****The mass of excess air supplied is equal to****Which of the following cycles has maximum efficiency?****According to Avogadro's law, the density of any two gases is __________ their molecular masses, if the…****Formula based on IS codes is based on****The deformation per unit length is called****The entropy of water at 0°C is assumed to be****The strain energy stored in a solid circular shaft in torsion, subjected to shear stress (τ), is:…****One Joule (J) is equal to****The bending equation is****For the same compression ratio, the efficiency of Diesel cycle is __________ Otto cycle.****The increase in entropy of a system represents****Euler's formula holds good only for****Tensile strength of a material is obtained by dividing the maximum load during the test by the****The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will****The section modulus of a circular section about an axis through its C.G., is****The gas constant (R) is equal to the __________ of two specific heats.****The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure…****When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear…****In S. I. units, the value of the universal gas constant is****For a perfect gas, according to Boyle's law (where p = Absolute pressure, v = Volume, and T = Absolute…****In order to know whether a column is long or short, we must know its****A cycle consisting of two isothermal and two isentropic processes, is known as****When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the deflection…**