Yes
No
✅ The correct answer is option A.
Mechanical Engineering MCQs
One cubic metre of water weighs
100 litres
250 litres
500 litres
1000 litres
✅ The correct answer is option D.
The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle)
sin2 α
cos2 α
tan2 α
cot2 α
✅ The correct answer is option B.
A process of removing metal by pushing or pulling a cutting tool is called
up milling
down milling
forming
broaching
✅ The correct answer is option D.
Cushioning springs in clutch plate reduces
vehicle speed
torsional vibrations
jerky starts
none of these
✅ The correct answer is option C.
The phosphorus and sulphur in steel making can be removed by using basic bessemer process.
Correct
Incorrect
✅ The correct answer is option A.
A Tandem type compound engine requires a larger flywheel.
TRUE
FALSE
✅ The correct answer is option A.
Those substances which have so far not been resolved by any means into other substances of simpler form are called
elements
compounds
atoms
molecules
✅ The correct answer is option A.
High speed steel tools retain their hardness upto a temperature of
250°C
350°C
500°C
900°C
✅ The correct answer is option D.
In the above question, the normal stress on an oblique section will be maximum, when θ is equal to
0°
30°
45°
90°
✅ The correct answer is option A.