radial component
tangential component
coriolis component
none of these
✅ The correct answer is option B.
Mechanical Engineering MCQs
The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is __________ of the jet velocity,
one-fourth
one-half
three-fourth
double
✅ The correct answer is option B.
A diamond pointed chisel is used for cutting
flat surfaces
grooves
keyways
V-shaped grooves
✅ The correct answer is option D.
The angle between the lathe centres is
30°
45°
60°
90°
✅ The correct answer is option C.
The process capability of a machine is defined as the capability of the machine to
produce a definite volume of work per minute
perform definite number of operations
produce job at a definite spectrum of speed
hold a definite spectr
✅ The correct answer is option A.
The numerical value of the thermal capacity and the water equivalent of the substance are the same.
Agree
Disagree
✅ The correct answer is option A.
Seam welding is best adopted for metal thickness ranging from
0.025 to 3 mm
3 to 5 mm
5 to 8 mm
8 to 10 mm
✅ The correct answer is option A.
An economiser is installed in a boiler primarily to
superheat the steam
reduce fuel consumption
increase steam pressure
all of these
✅ The correct answer is option B.
A body in motion will be subjected to coriolis acceleration when that body is
in plane rotation with variable velocity
in plane translation with variable velocity
in plane motion which is a resultant of plane translation and rotation
restrained to rotate w
✅ The correct answer is option D.
Wheel base of a vehicle is the
distance between the centres of the front and rear wheels
distance between the centres of the front tyres
distance between the centres of the rear tyres
extreme length of the
✅ The correct answer is option A.