temperature
physical nature
wave length
all of these
✅ The correct answer is option D.
Engineering MCQs
Riddle is used for
smoothing and cleaning out depressions in the mould
cleaning the moulding sand
moistening the sand around the edge before removing pattern
reinforcement of sand
✅ The correct answer is option B.
The piston pin bearings in heavy duty diesel engines are
needle roller bearings
tapered rolierbearings
spherical roller bearings
cylindrical roller bea
✅ The correct answer is option A.
The operation of straightening a curved sheet metal, is known as
drawing
squeezing
coining
planishing
✅ The correct answer is option D.
A screw will be self locking, if
friction angle is less than helix angle
friction angle is more than helix angle
friction angle is equal to helix angle
efficiency of screw is
✅ The correct answer is option B.
When the lift is moving upwards with some acceleration, the pressure exerted by a man is __________ proportional to its acceleration.
directly
inversely
✅ The correct answer is option A.
In metal cutting, use of low feeds and high cutting speeds is desired when the objective is
high metal removal rate
dry machining
use of soft cutting tool
surface finish
✅ The correct answer is option D.
The atomic mass of nitrogen is __________ oxygen.
equal to
less than
more than
✅ The correct answer is option B.
The hoop stress in a thin cylindrical shell is
longitudinal stress
compressive stress
radial stress
circumferential tensil
✅ The correct answer is option D.
Stirling cycle consists of
two constant volume and two isentropic processes
two constant volume and two isothermal processes
two constant pressure and two isothermal processes
one constant volume, o
✅ The correct answer is option B.