τ²/ 2G × Volume of shaft

τ/ 2G × Volume of shaft

τ²/ 4G × Volume of shaft

τ/ 4G × Volume of shaft

**When coal is first dried and then crushed to a fine powder by pulverising machine, the resulting fuel…****The maximum diameter of the hole that can be punched from a plate of maximum shear stress 1/4th of its…****The change of entropy, when heat is absorbed by the gas, is****The amount of heat required to raise the temperature of 1 kg of water through one Kelvin is called****True stress strain-curve for materials is plotted between****The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle.****The relation between Young's modulus (E), shear modulus (C) and bulk modulus (K) is given by****The fuel mostly used in cement industry and in metallurgical processes is****The safe twisting moment for a compound shaft is equal to the****A cycle consisting of two constant pressure and two isentropic processes is known as****The value of shear stress which is induced in the shaft due to the applied couple varies****The sum of internal energy (U) and the product of pressure and volume (p.v) is known as****The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is****When gas is heated at constant pressure, the heat supplied is utilised in****Mond gas is obtained by****Strain is defined as the ratio of****Elasticity of Mild Steel specimen is defined by****Which of the following has the highest calorific value?****According to Avogadro's law****When a body is subjected to two equal and opposite pushes, as a result of which the body tends to reduce…****A vertical column has two moments of inertia (i.e. Ixx and Iyy ). The column will tend to buckle in…****A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions…****The layer at the centre of gravity of the beam as shown in the below figure, will be****The stress developed in a material at breaking point in extension is called****Energy can neither be created nor destroyed, but it can be transformed from one form to another. This…****According to Regnault's law, the specific heat at constant pressure (cp) and specific heat at constant…****When both ends of a column are fixed, the effective length is****If the slenderness ratio for a column is 100, then it is said to be a _________ column.****The efficiency and work ratio of a simple gas turbine cycle are****A cylindrical section having no joint is known as**