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Engineering
Mechanical
ME Set-1
Machine Design
302

Machine Design MCQ with Answers

302) When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is

bending stress only

a combination of torsional shear stress and bending

direct shear stress only

a combination of bending stress and direct shear stress

Answer is:

bending stress only

Machine Design MCQ with Answers

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Related Machine Design MCQ with Answers

303) In a journal bearing, the load on the bearing is __________ to the axis of the journal.

parallel

perpendicular

linear

none of these

Answer is:

perpendicular

In a journal bearing, the load on the bearing is __________ to the axis of the journal.

304) An imaginary circle which by pure rolling action gives the same motion as the actual gear, is called

addendum circle

dedendum circle

pitch circle

clearance circle

Answer is:

pitch circle

305) When the frictional force helps to apply the brake, then the brake is said to be self-energizing brake.

Correct

Incorrect

Answer is:

Correct

306) Multiple threads are used to secure

low efficiency

high efficiency

high load lifting capacity

high mechanical advantage

Answer is:

high efficiency

Machine Design MCQ with Answers

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