Agree
Disagree
✅ The correct answer is option A.
Engineering MCQs
In a petrol engine, the high voltage for spark plug is in the order of
1000 volts
2000 volts
11 kilovolts
22 kilovolts
✅ The correct answer is option D.
A cycle consisting of __________ and two isothermal processes is known as Stirling cycle.
two constant pressure
two constant volume
two isentropic
one constant pressure,
✅ The correct answer is option B.
The efficiency of a screw jack is maximum, when(where α = Helix angle, and φ = Angle of friction.)
α = 45° + φ/2
α = 45° – φ/2
α = 90° + φ
α = 90° – φ
✅ The correct answer is option B.
The method of centreless grinding used to produce taper is
infeed grinding
through feed grinding
endfeed grinding
any one of these
✅ The correct answer is option C.
The cross-section of the arm of a bell crank lever is
rectangular
elliptical
I-section
any one of these
✅ The correct answer is option D.
A moderator, apart from its high neutron slowing power, and low non-productive neutron, should be
stable under nuclear radiation
corrossion resistant
good thermal conductor
all of these
✅ The correct answer is option D.
Gears are casted by
sand mould casting
slush casting
permanent mould casting
centrifugal casting
✅ The correct answer is option C.
The ignition quality of diesel oil is expressed by
cetane number
octane number
calorific value
none of these
✅ The correct answer is option A.