Sum of two principal stresses

Difference of two principal stresses

Half the sum of two principal stresses

Half the difference of two principal stresses

**The efficiency of Joule cycle is****The efficiency of Diesel cycle depends upon****True stress strain-curve for materials is plotted between****One kg of carbon requires 4/3 kg of oxygen and produces __________ kg of carbon monoxide gas.****Proof resilience per material is known as****The deformation of a bar under its own weight compared to the deformation of same body subjected to…****The neutral axis of a transverse section of a beam passes through the centre of gravity of the section…****When a perfect gas is expanded through an aperture of minute dimensions, the process is known as****The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar…****The calorific value of gaseous fuel is expressed in****When the gas is heated at constant pressure, the heat supplied****The shape of cantilever for uniformly distributed load will be****When a gas is heated, change takes place in****According to Kelvin-Planck's statement, a perpetual motion of the __________ is impossible.****Within elastic limit, stress is****One kilowatt is equal to****The compression ratio for petrol engines is****A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.****Carnot cycle has maximum efficiency for****The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant…****A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________…****The mass of excess air supplied is equal to****The efficiency and work ratio of a simple gas turbine cycle are****Steam coal is a****The throttling process is __________ process.****Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat…****For which material the Poisson's ratio is more than unity****Elasticity of Mild Steel specimen is defined by****The safe twisting moment for a compound shaft is equal to the****The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will**