354) A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing.

partially

fully

neglected

none of these

Answer is:

partially

Machine Design MCQ with Answers

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355) The fatigue stress concentration factor is defined as

the ratio of endurance limit with stress concentration to the endurance limit without stress concentration

the ratio of endurance limit without stress concentration to the endurance limit with stress concentration

the product of the endurance limits with and without stress concentration

all of the above

Answer is:

the ratio of endurance limit without stress concentration to the endurance limit with stress concentration

356) A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, The junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cy

3.6 N/mm² compression

3.6 N/mm² tension

7.2 N/mm² compression

7.2 N/mm² tension

Answer is:

7.2 N/mm² compression

357) A connecting rod subjected to an axial load may buckle in the plane of motion of the connecting rod.

Correct

Incorrect

Answer is:

Correct

358) In a turnbuckle, if one of the rods has left hand threads, then the other rod will have

right hand threads

left hand threads

multiple threads

pointed threads

Answer is:

right hand threads

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354) A sliding bearing in which although lubricant is present, the working surfaces __________ contact each other at least part of the time, is called boundary lubricated bearing.

partially

Machine Design MCQ with Answers

Related Machine Design MCQ with Answers

355) The fatigue stress concentration factor is defined as

the ratio of endurance limit without stress concentration to the endurance limit with stress concentration

356) A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, The junction radius is 60 mm and the junction pressure is 1.1 N/mm2. The maximum hoop stress developed in the inner cy

7.2 N/mm2 compression

357) A connecting rod subjected to an axial load may buckle in the plane of motion of the connecting rod.

Correct

358) In a turnbuckle, if one of the rods has left hand threads, then the other rod will have

right hand threads

Machine Design MCQ with Answers

356) A compound cylinder with inner radius 50 mm and outer radius 70 mm is made by shrinking one cylinder on to the other cylinder, The junction radius is 60 mm and the junction pressure is 1.1 N/mm². The maximum hoop stress developed in the inner cy

7.2 N/mm² compression