equal to
lower than
higher than
✅ The correct answer is option C.
Mechanical Engineering MCQs
The set screws are used to prevent relative motion between the two parts.
Correct
Incorrect
✅ The correct answer is option A.
The critical speed of a shaft in revolution per second is __________ as that of natural frequency of transverse vibration.
same
different
✅ The correct answer is option A.
Which of the following property is desirable for materials used in tools and machines?
Elasticity
Plasticity
Ductility
Malleability
✅ The correct answer is option A.
R-11 has the highest critical point temperature.
Correct
Incorrect
✅ The correct answer is option A.
The Klein’s diagram is useful to find
displacement of various parts
velocity of various parts
acceleration of various parts
angular acceleration o
✅ The correct answer is option C.
A device used for transfering heat from one fluid to another is called heat exchanger.
TRUE
FALSE
✅ The correct answer is option A.
The rate of removing metal is __________ by increasing the depth of cut.
decreased
increased
✅ The correct answer is option B.
The negative acceleration is called retardation.
TRUE
FALSE
✅ The correct answer is option A.
The moment of inertia of a sphere of mass m and radius r, about an axis tangential to it, is
2mr2/3
2mr2/5
7mr2/3
7mr2/5
✅ The correct answer is option D.