172) The radial stress across the thickness of a thick cylinder is maximum at the inner surface and zero at the outer surface.

Righ

Wrong

Answer is:

Righ

Machine Design MCQ with Answers

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173) The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.

equal to

less than

more than

none of these

Answer is:

more than

174) The resilience of a bolt may be increased by

increasing its shank diameter

increasing its length

decreasing its shank diameter

decreasing its length

Answer is:

increasing its length

175) In worm, gears, pitch lead angle is

half the angle between two inclined faces in axial plane

the angle between the tangent to the pitch helix and the plane of rotation

the angle between the tangent to the pitch helix and an element of the cylinder

none of the above

Answer is:

the angle between the tangent to the pitch helix and the plane of rotation

176) The effective stress in wire ropes during normal working is equal to the stress due to

axial load plus stress due to bending

acceleration/retardation of masses plus stress due to bending

axial load plus stress due to acceleration/retardation

bending plus stress due to acceleration/retardation

Answer is:

axial load plus stress due to bending

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172) The radial stress across the thickness of a thick cylinder is maximum at the inner surface and zero at the outer surface.

Righ

Machine Design MCQ with Answers

Related Machine Design MCQ with Answers

173) The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.

more than

174) The resilience of a bolt may be increased by

increasing its length

175) In worm, gears, pitch lead angle is

the angle between the tangent to the pitch helix and the plane of rotation

176) The effective stress in wire ropes during normal working is equal to the stress due to

axial load plus stress due to bending

Machine Design MCQ with Answers