insufficient air during combustion
insufficient fuel during combustion
low temperature combustion
high temperature combu
✅ The correct answer is option A.
Mechanical Engineering MCQs
When the fulcrum is in between the load and effort, the lever is said to be of
first type
second type
third type
any one of these
✅ The correct answer is option A.
During sensible heating of air, specific humidity remains constant.
Agree
Disagree
✅ The correct answer is option A.
In a simple train of wheels, if the number of intermediate wheels is odd, the motion of the follower will be same as that of the driver.
Yes
No
✅ The correct answer is option A.
A moving mandrel is used in
wiredrawing
tube drawing
metal cutting
forging
✅ The correct answer is option B.
For maximum discharge through a chimney, the temperature of flue gases inside the chimney should the slightly more than the atmospheric temperature.
Correct
Incorrect
✅ The correct answer is option A.
The operation of reproduction of an outline of a template on a workpiece is called face milling.
Yes
No
✅ The correct answer is option B.
The property of a liquid which offers resistance to the movement of one layer of liquid over another adjacent layer of liquid, is called
surface tension
compressibility
capillarity
viscosity
✅ The correct answer is option D.
In case of sensible heating of air, the coil efficiency is given by (where B.P.F. = By-pass factor)
B.P.F. – 1
1 – B.P.F.
1 + B.RF.
✅ The correct answer is option B.
In a domestic refrigerator, a capillary tube controls the flow of refrigerant from the
expansion valve to the evaporator
evaporator to the thermostat
condenser to the expansion valve
condenser to the evapo
✅ The correct answer is option D.