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**The __________ is obtained when carbonisation of coal is carried out at 500° to 700° C.****The pull required to crush the rivet per pitch length is****The deformation of a bar under its own weight compared to the deformation of same body subjected to…****When a perfect gas is expanded through an aperture of minute dimensions, the process is known as****The stress necessary to initiate yielding is****The stress induced in a body, when suddenly loaded, is ________ the stress induced when the same load…****When a beam is subjected to a bending moment, the strain in a layer is __________ the distance from…****When the gas is cooled at constant pressure,****The efficiency of Diesel cycle approaches to Otto cycle efficiency when****In the below figure, the stress corresponding to point D is****The value of 1 mm of Hg is equal to****The efficiency of Diesel cycle with decrease in cut-off****When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear…****The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ =…****A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________…****Within elastic limit, stress is****The atomic mass of sulphur is****Percentage reduction in area performing tensile test on cast iron may be of the order of****A process, in which the working substance neither receives nor gives out heat to its surroundings during…****The distance between the centres of the rivets in adjacent rows of zigzag riveted joint is known as****For a perfect gas, according to Boyle's law (where p = Absolute pressure, v = Volume, and T = Absolute…****The fuel mostly used in cement industry and in metallurgical processes is****The ultimate tensile stress of mild steel compared to ultimate compressive stress is****When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually…****The maximum diameter of the hole that can be punched from a plate of maximum shear stress 1/4th of its…****The efficiency of the Carnot cycle is (where T1 and T2 = Highest and lowest temperature during the cycle)****For riveting, the size of hole drilled in plates is __________ shank diameter of rivet.****Modulus of rigidity is defined as the ratio of****Which of the following is correct?****A column is said to be a short column, when**