1.84(L – 0.1nH)H3/2
1.84(L – nH)H2
1.84(L – 0.1nH)H5/2
1.84(L – nH)H3
✅ The correct answer is option A.
Mechanical Engineering MCQs
In a four cylinder in-line engine, the number of firing strokes in one revolution of the crank is
1
2
3
4
✅ The correct answer is option B.
The siphon will work satisfactorily, if the minimum pressure in the pipe is __________ vapour pressure of liquid.
equal to
less than
more than
✅ The correct answer is option C.
A Watt’s governor is a spring loaded governor.
Yes
No
✅ The correct answer is option B.
The unit of dynamic viscosity in S.I. units is
N-m/s2
N-s/m2
poise
stoke
✅ The correct answer is option B.
The coriolis component of acceleration depends upon
velocity of slider
angular velocity of the link
both (a) and (b)
none of these
✅ The correct answer is option C.
The process of heat transfer from one particle of the body to another is called conduction, when the particles of the body
move actually
do not move actually
affect the intervening medium
does not affect the in
✅ The correct answer is option B.
The use of heat exchangers is made in
radiators in automobile
condensers and boilers in steam plants
condensers and evaporators in refrigeration and air conditioning units
all of the above
✅ The correct answer is option D.
When the sleeve of a Porter governor moves upwards, the governor speed
increases
decreases
remains unaffected
first increases and th
✅ The correct answer is option A.
If a body is thrown upwards, then the gravitational acceleration is taken as zero.
Correct
Incorrect
✅ The correct answer is option B.