TRUE
FALSE
✅ The correct answer is option A.
Mechanical Engineering MCQs
A spring is used to
measure forces
apply forces
store energy
all of these
✅ The correct answer is option D.
If the resultant of a number of forces acting on a body is zero, then the body will not be in equilibrium.
Yes
No
✅ The correct answer is option B.
The process of increasing the cross-section of a bar at the expense of its length, is called
drawing down
upsetting
spinning
peening
✅ The correct answer is option B.
The D-slide valve is also known as
inside admission valve
outside admission valve
piston slide valve
none of these
✅ The correct answer is option B.
The coriolis component of acceleration leads the sliding velocity by
45°
90°
135°
180°
✅ The correct answer is option B.
When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as
throttle governing
cut-off governing
by-pass governing
none of these
✅ The correct answer is option A.
Acceptance sampling is used in
job production
batch production
mass production
all of these
✅ The correct answer is option C.
Quenching is not necessary when hardening is done by
case hardening
flame hardening
nitriding
any one of these
✅ The correct answer is option C.
Which of the following is a higher pair?
Belt and pulley
Turning pair
Screw pair
Sliding pair
✅ The correct answer is option A.