K₁ K₂

(K₁ + K₂)/ 2

(K₁ + K₂)/ K₁ K₂

K₁ K₂/ (K₁ + K₂)

**The total energy of a molecule is shared equally by the various degrees of freedom possessed by it.…****The columns whose slenderness ratio is less than 80, are known as****The principal constituents of a fuel are****The mass of carbon per kg of flue gas is given by****Otto cycle consists of following four processes****When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear…****When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually…****The compression ratio for Diesel engines is****The natural solid fuel is****Steam coal is a****A simply supported beam with a gradually varying load from zero at B and w per unit length at A is shown…****In the below figure, curve D represents_________.****If Th is the torque resisting capacity of a hollow shaft and Ts is that of a solid shaft, of the same…****Which of the following cycles is not a reversible cycle?****Which of the following is a reversible non-flow process?****In order to know whether a column is long or short, we must know its****The capacity of a strained body for doing work on the removal of the straining force, is called****According to First law of thermodynamics,****Which of the following statement is correct?****High air-fuel ratio in gas turbines****The heat and work are mutually convertible. This statement is called __________ law of thermodynamics.****If the radius of wire stretched by a load is doubled, then its Youngs modulus will be****During a tensile test on a specimen of 1 cm cross-section, maximum load observed was 8 tonnes and area…****An open cycle gas turbine works on****For a perfect gas, according to Boyle's law (where p = Absolute pressure, v = Volume, and T = Absolute…****The extremeties of any diameter on Mohr's circle represent****The compression ratio is the ratio of****A cantilever beam is one which is****Youngs modulus of a wire is defined as the stress which will increase the length of wire compared to…****The entropy may be expressed as a function of**