potential energy only
kinetic energy of translation only
kinetic energy of rotation only
kinetic energy of tran
✅ The correct answer is option D.
Mechanical Engineering MCQs
A closed cycle gas turbine works on
Carnot cycle
Rankine cycle
Ericsson cycle
Joule cycle
✅ The correct answer is option D.
The diagram factor is the ratio of the
area of the actual indicator diagram to the area of theoretical indicator diagram
actual workdone per stroke to the theoretical workdone per stroke
actual mean effective pressure to the theoretical mean effective pressure
any one of the above
✅ The correct answer is option D.
A mortise gauge is a
striking tool
planing tool
boring tool
marking tool
✅ The correct answer is option D.
The greater the pressure difference in throttling, the lesser is the irreversibility.
Yes
No
✅ The correct answer is option B.
A pattern is used to make the mould cavity for pouring the molten metal for casting.
Yes
No
✅ The correct answer is option A.
The objective of caulking in a riveted joint is to make the joint
free from corrosion
stronger in tension
free from stress
leak-proof
✅ The correct answer is option D.
The frequency of oscillation of a compound pendulum is
✅ The correct answer is option C.
A flow is called hyper-sonic, if the Mach number is
less than unity
unity
between 1 and 6
none of these
✅ The correct answer is option D.
The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents
heat absorbed
heat rejected
either (a) or (b)
none of these
✅ The correct answer is option C.