_{x}/2) + (1/2) × √(σ_{x}² + 4 τ²_{xy})

_{x}/2) - (1/2) × √(σ_{x}² + 4 τ²_{xy})

_{x}/2) + (1/2) × √(σ_{x}² - 4 τ²_{xy})

_{xy})

**Stirling and Ericsson cycles are****The stress necessary to initiate yielding is****The property of a material which allows it to be drawn into a smaller section is called****The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained…****Strain re-setters are used to****The shear force diagram of a cantilever beam of length l and carrying a uniformly distributed load of…****Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat…****When both ends of a column are fixed, the effective length is****In a reversible adiabatic process, the ratio of T1/T2 is equal to****The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and…****Diamond riveted joint can be adopted in the case of following type of joint****The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is…****When a gas is heated at constant volume****The efficiency of a Carnot engine depends on****Youngs modulus of a wire is defined as the stress which will increase the length of wire compared to…****The strain energy stored in a solid circular shaft subjected to shear stress (τ), is: (Where G…****A boiler shell 200 cm diameter and plate thickness 1.5 cm is subjected to internal pressure of 1.5 MN/m,…****The principal constituents of a fuel are****The percentage reduction in area of a cast iron specimen during tensile test would be of the order of****Select the wrong statement****The ideal efficiency of a Brayton cycle without regeneration, with increase in pressure ratio will****When two plates are butt together and riveted with cover plates with two rows of rivets, the joint is…****Which of the following gas has a minimum molecular mass?****A double strap butt joint with equal straps is****The assumption made in Euler's column theory is that****In a belt drive, the pulley diameter is doubled, the belt tension and pulley width remaining same. The…****The value of one bar (in S. I. units) is equal to****Which of the following is the correct statement of the second law of thermodynamics?****The absolute zero pressure will be****A beam is loaded as cantilever. If the load at the end is increased, the failure will occur**