bottom side only
top side only
on both sides
any side
✅ The correct answer is option B.
Machine Design MCQs
The material generally used for air-craft components is
mild steel
high speed steel
stainless steel
aluminium
✅ The correct answer is option D.
A pressure vessel is said to be a thick shell, if the ratio of wall thickness to its diameter is
equal to 1/10
less than 1/10
greater than 1/10
none of these
✅ The correct answer is option C.
In worm gears, the pressure angle is half the angle between two inclined faces in axial plane.
Correct
Incorrect
✅ The correct answer is option A.
In radial bearings, the load acts __________ to the axis of rotation.
parallel
perpendicular
✅ The correct answer is option B.
A lap joint is always in single shear.
Yes
No
✅ The correct answer is option A.
A bolt of M 24 x 2 means that
the pitch of the thread is 24 mm and depth is 2 mm
cross-sectional area of the threads is 24 mm2
the nominal diameter of bolt is 24 mm and pitch is 2 mm
the effective diameter
✅ The correct answer is option C.
A material is stressed within elastic limit and its linear strain is double as compared to lateral strain. The ratio of its Bulk modulus to Young’s modulus will be equal to one.
Correct
Incorrect
✅ The correct answer is option B.
The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.
Correct
Incorrect
✅ The correct answer is option A.