Correct
Incorrect
✅ The correct answer is option A.
Mechanical Engineering MCQs
The heat and mechanical energies are mutually convertible. This statement was established by
Boyle
Charles
Joule
none of these
✅ The correct answer is option C.
In which of the following milling machine, the table can be tilted in a vertical plane by providing a swivel arrangement at the knee?
Universal milling machine
Plain milling machine
Omniversal milling machine
Hand milling machine
✅ The correct answer is option C.
In comparison to frame type construction, the frameless structure construction of automobiles is economical when produced in __________ numbers.
small
large
✅ The correct answer is option B.
The planning and scheduling of job order manufacturing differ from planning and scheduling of mass production manufacturing.
Correct
Incorrect
✅ The correct answer is option A.
The maximum steam pressure in a Locomotive boiler is limited to
0.18 MN/m2
1.8 MN/m2
18 MN/m2
180 MN/m2
✅ The correct answer is option B.
The desirable property of a refrigerant is
low boiling point
high critical temperature
high latent heat of vaporisation
all of these
✅ The correct answer is option D.
The inversion of a mechanism is
changing of a higher pair to a lower pair
turning its upside down
obtained by fixing different links in a kinematic chain
obtained by reversing
✅ The correct answer is option C.
The rectangular beam ‘A’ has length l, width b and depth d. Another beam ‘B’ has the same length and width but depth is double that of ‘A’. The elastic strength of beam B will be __________ as compared to beam A.
same
double
four times
six times
✅ The correct answer is option C.