Correct
Incorrect
✅ The correct answer is option A.
Mechanical Engineering MCQs
The temperature produced by oxy-hydrogen flame is about
1800° C
2100° C
2400° C
3200° C
✅ The correct answer is option C.
A spring is used to
measure forces
apply forces
store energy
all of these
✅ The correct answer is option D.
The top of the weir over which the water flows is known as
sill or crest
nappe or vein
orifice
none of these
✅ The correct answer is option A.
Plutonium (Pu239) is produced
artificially
by fission of Th232
when U238 is irradiated by neutrons
as basic raw material
✅ The correct answer is option C.
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.
During suction stroke, the inside pressure of cylinder is
more than the atmospheric pressure
less than the atmospheric pressure
equal to the atmospheric pressure
none of these
✅ 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.
An irregular body may have more than one centre of gravity.
Yes
No
✅ The correct answer is option B.