Correct
Incorrect
✅ The correct answer is option A.
Mechanical Engineering MCQs
When a cylindrical vessel, containing some liquid, is rotated about its vertical axis, the liquid surface is depressed down at the axis of its rotation and rises up near the walls of the vessel on all sides. This type of flow is known as
steady flow
turbulent flow
vortex flow
uniform flow
✅ The correct answer is option C.
Coke oven gas is obtained by burning coke in an oven.
Agree
Disagree
✅ The correct answer is option B.
The ratio of shear modulus to the modulus of elasticity for a Poisson’s ratio of 0.4 will be
5-Jul
7-May
May-14
14-May
✅ The correct answer is option C.
The self ignition temperature of Diesel as compared to petrol is
higher
lower
same
depends on fuel qualit
✅ The correct answer is option B.
It is __________ to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work.
possible
impossible
✅ The correct answer is option B.
The stage efficiency is the ratio of energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam.
TRUE
FALSE
✅ The correct answer is option B.
The ratio of driving tensions in V-belt drives is __________ flat belt drives.
equal to
sin α times more than
sin α times less than
cosec α times more tha
✅ The correct answer is option D.
The malleable material should be plastic but is not essential to be so strong.
Agree
Disagree
✅ The correct answer is option A.
For the beam shown in the below figure, the shear force diagram between A and B is
a horizontal line
a vertical line
an inclined line
a parabolic curve
✅ The correct answer is option D.