Positive

Negative

Positive or negative

None of these

**Workdone in a free expansion process is****The heating of gas at constant volume is governed by****A thin cylindrical shell of diameter (D) and thickness (t) is subjected to an internal pressure (p).…****The throttling process is __________ process.****When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.****According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant…****The energy absorbed in a body, when it is strained within the elastic limits, is known as****The gas in cooling chamber of a closed cycle gas turbine is cooled at****The compression ratio is the ratio of****The heat flows from a cold body to a hot body with the aid of an external source. This statement is…****The ratio of molar specific heats for mono-atomic gas is****Reversed joule cycle is called****A cylindrical section having no joint is known as****A beam is loaded as cantilever. If the load at the end is increased, the failure will occur****The condition for the reversibility of a cycle is****In an extensive property of a thermodynamic system****Carnot cycle consists of****The buckling load for a given column depends upon****Shear modulus is the ratio of****The efficiency of Diesel cycle approaches to Otto cycle efficiency when****A vertical column has two moments of inertia (i.e. Ixx and Iyy ). The column will tend to buckle in…****When both ends of a column are fixed, the effective length is****The intensity of stress which causes unit strain is called****One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and __________…****In the below figure, the plastic range occurs****According to Avogadro's law, the density of any two gases is __________ their molecular masses, if the…****The limit of eccentricity for no tensile conditions for a column of circular section of diameter (D)…****The total energy of a molecule is shared equally by the various degrees of freedom possessed by it.…****First law of thermodynamics deals with****Which of the following cycles is not a reversible cycle?**