List of top Mechanical Engineering Questions

The elastic constants, modulus of rigidity ‘K’ and modulus of elasticity ‘E’ are related through Poisson’s ratio ‘$\mu$’ as:
From a metallic wall at 100$^\circ$C, a metallic rod protrudes to the ambient air. The temperature at the tip will be minimum when the rod is made of:
The area enclosed by a thermodynamic cycle on a p-v diagram represents:
Compared to the Otto cycle for the same compression ratio, the diesel cycle efficiency is:
Bernoulli’s equation is applicable to:
In electrical resistance welding, pressure applied varies in the range:
Limits and fits ensure:
Francis, Kaplan and propeller turbines fall under the category of:
For maximum horizontal range, the angle of projection of a projectile should be:
Discontinuous chips are formed during machining of:
Heat conduction through a wall follows:
If the efficiency of a belt drive is more than 50%, then it is called:
Ability of a material to retain the deformation permanently is called:
A flow in which each liquid particle has a definite path and their paths do not cross each other, is called:
A system of masses rotating in different parallel planes is in dynamic balance if the resultant:
The creep in belt drive is due to the:
Spur gears have:
Conduction requires:
Forging is typically done:
Thermal stress occurs when:
Group technology brings together and organizes:
With rise in gas temperature, dynamic viscosity of most of the gases:
Cold working process can be applied on the components having diameter up to:
Which of the following metals shows a clear yield point?
In a vapour compression refrigeration cycle, the refrigerant absorbs heat in the following.