tensile stress
compressive stress
shear stress
strain
✅ The correct answer is option D.
Engineering MCQs
The entropy __________ in an irreversible cyclic process.
remains constant
decreases
increases
✅ The correct answer is option C.
The force which acts along the radius of a circle and directed away from the centre of the circle is called centrifugal force.
Agree
Disagree
✅ The correct answer is option A.
The draught produced by a steam jet issuing from a nozzle placed in the ashpit under the fire grate of the furnace is called
induced steam jet draught
chimney draught
forced steam jet draught
none of these
✅ The correct answer is option C.
A twist drill is a
side cutting tool
front cutting tool
end cutting tool
none of these
✅ The correct answer is option C.
Which of the following gas is mostly used in town for street and domestic lighting and heating?
Producer gas
Coal gas
Mond gas
Coke oven gas
✅ The correct answer is option B.
In case of solids, the heat transfer takes place according to radiation.
Correct
Incorrect
✅ The correct answer is option B.
The pressure inside the cylinder is __________ the atmospheric pressure during the exhaust stroke.
equal to
below
above
✅ The correct answer is option C.
High air-fuel ratio in gas turbines
increases power output
improves thermal efficiency
reduces exhaust temperature
do not damage turbine blades
✅ The correct answer is option C.