-273°C

73°C

237°C

-237°C

**When shear force at a point is zero, then bending moment is _________ at that point.****A molecule consisting of one atom is known as****According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible.****The extension of a circular bar tapering uniformly from diameter d₁ at one end to diameter d₂…****The fuel mostly used in steam boilers is****The maximum shear stress, in the given figure, is equal to __________ of the Mohr's circle.****One kg of carbon monoxide requires _______kg of oxygen to produce 11/7 kg of carbon dioxide gas.****The area under the temperature-entropy curve (T - s curve) of any thermodynamic process represents****In a free expansion process,****Euler's formula holds good only for****In a reversible adiabatic process, the ratio of T1/T2 is equal to****The materials which exhibit the same elastic properties in all directions are called****The efficiency of Diesel cycle with decrease in cut-off****A key is subjected to side pressure as well at shearing forces. These pressures are called****The polytropic index (n) is given by****Stirling cycle consists of****The variables which control the physical properties of a perfect gas are****The shear force diagram of a cantilever beam of length l and carrying a uniformly distributed load of…****Diesel cycle consists of following four processes****Carbonisation of coal consists of****The fuel mostly used in blast furnace for extracting pig iron from iron ores is****An isothermal process is governed by****The efficiency and work ratio of a simple gas turbine cycle are****A process, in which the gas is heated or expanded in such a way that the product of its pressure and…****The work ratio of simple gas turbine cycle depends upon****Carnot cycle has maximum efficiency for****In the tensile test, the phenomenon of slow extension of the material, i. e. stress increasing with…****Which of the following has the highest calorific value?****A pressure vessel is said to be a thick shell, when****When a system changes its state from one equilibrium state to another equilibrium state, then the path…**