horizontal Sine
vertical line
inclined line
curved line
✅ The correct answer is option B.
Mechanical Engineering MCQs
The centrifugal tension in belts
increases power transmitted
decreases power transmitted
have no effect on power transmitted
increases power transm
✅ The correct answer is option C.
Froude’s number is the ratio of inertia force to
pressure force
elastic force
gravity force
surface tension force
✅ The correct answer is option C.
The compression ratio of a petrol engine is nearly
4:01
8:01
15:01
20:01
✅ The correct answer is option B.
Moment of inertia is the
second moment of force
second moment of area
second moment of mass
all of these
✅ The correct answer is option D.
Oldham coupling is used to connect two shafts
which are perfectly aligned
which are not in exact alignment
which have lateral misalignment
whose axes intersect a
✅ The correct answer is option C.
When a particle moves along a straight path, there will be centripetal acceleration as well as tangential acceleration.
Correct
Incorrect
✅ The correct answer is option B.
A wood-ruff key is
a tapered key with head at one end
fitted in pairs at right angles
capable of tilting in a recess milled out in the shaft
all of the above
✅ The correct answer is option C.
For minimum work required to compress and deliver a quantity of air by multi-stage compression,
the compression ratio in each stage should be same
the intercooling should be perfect
the workdone in each stage should be same
all of the above
✅ The correct answer is option D.