front wheels
rear wheels
front and rear wheels
propeller shaft
✅ The correct answer is option B.
Mechanical Engineering MCQs
The value of diagram factor depends upon
initial conditions of steam
back pressure
initial pressure of steam
all of these
✅ The correct answer is option D.
The purpose of governing in steam turbines is to
maintain the speed of the turbine
reduce the effective heat drop
reheat the steam and improve its quality
completely balance aga
✅ The correct answer is option A.
The aluminium alloy, mainly used, for anodized utensil manufacture, is
duralumin
Y-alloy
magnalium
hindalium
✅ The correct answer is option D.
Young’s modulus may be defined as the ratio of
linear stress to lateral strain
lateral strain to linear strain
linear stress to linear strain
shear stress to shear
✅ The correct answer is option C.
If P is the force acting on the body, m is the mass of the body and a is the acceleration of the body, then according to Newton’s second law of motion,
P + m.a = 0
P – m.a = 0
P x m.a = 0
P/m.a = 0
✅ The correct answer is option B.
The specific weight of sea water is __________ that of pure water.
same as
less than
more than
✅ The correct answer is option C.
The bending moment in the centre of a simply supported beam carrying a uniformly distributed load of w per unit length is
zero
wl2/2
wl2/4
wl2/8
✅ The correct answer is option D.
The metal suitable for bearings subjected to light loads, is
silicon bronze
white metal
monel metal
phosphor bronze
✅ The correct answer is option D.
The refrigerant widely used in domestic refrigerators is
ammonia
carbon dioxide
sulphur dioxide
R-12
✅ The correct answer is option D.