Top layer

Bottom layer

Neutral axis

Every cross-section

**Modulus of rigidity may be defined as the ratio of****When a gas is heated, change takes place in****The specific heat of water is****The mass of excess air supplied is equal to****A body is subjected to a tensile stress of 1200 MPa on one plane and another tensile stress of 600 MPa…****When two bodies are in thermal equilibrium with a third body, they are also in thermal equilibrium with…****For the beam shown in the below figure, the shear force diagram between A and B is****Which is the incorrect statement about Carnot cycle?****The capacity of a strained body for doing work on the removal of the straining force, is called****The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume…****The value of one bar (in S. I. units) is equal to****The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)****The efficiency of Diesel cycle increases with****When a body is subjected to a direct tensile stress (σx) in one plane accompanied by a simple shear…****The layer at the centre of gravity of the beam as shown in the below figure, will be****Two closely coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of…****The stress developed in a material at breaking point in extension is called****Hooke's law holds good up to****Carnot cycle consists of****A bar of copper and steel form a composite system, which is heated to a temperature of 40°C. The…****When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually…****One molecule of oxygen is __________ times heavier than the hydrogen atom.****When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the stiffness…****A pressure vessel is said to be a thick shell, when****The relation between equivalent length (L) and actual length (l) of a column for both ends fixed is****A hollow shaft of same cross-section area as compared to a solid shaft transmit****The work ratio of a gas turbine plant is given by****A vertical column has two moments of inertia (i.e. Ixx and Iyy ). The column will tend to buckle in…****The entropy __________ in an irreversible cyclic process.****Steam coal is a**