✅ The correct answer is option C.
Mechanical Engineering MCQs
A two stroke cycle engine gives __________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
half
same
double
four times
✅ The correct answer is option C.
Duplex process of steel making is a combination of
basic bessemer and acid open hearth processes
acid bessemer and basic open hearth processes
acid bessemer and acid open hearth processes
basic bessemer and bas
✅ The correct answer is option B.
In bending operation, the metal takes the shape of a punch.
Yes
No
✅ The correct answer is option A.
The free expansion process is a constant enthalpy process.
Correct
Incorrect
✅ The correct answer is option A.
Boyle’s law states that change of internal energy of a perfect gas is directly proportional to the change of temperature.
Agree
Disagree
✅ The correct answer is option B.
The deformation of the bar per unit length in the direction of the force is known as
linear strain
lateral strain
volumetric strain
shear strain
✅ The correct answer is option A.
The efficiency of a gas turbine is given by
✅ The correct answer is option B.
A single strap butt joint is always in __________ shear.
single
double
✅ The correct answer is option A.
Onejoule is equal to
0.1 N-m
1 N-m
10 N-m
100 N-m
✅ The correct answer is option B.