Machine Design MCQ with Answers

Machine Design MCQ with Answers

361) The speed of the sprocket reduces as the chain pitch __________ for a given number of teeth.

Answer is:

increases

362) In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing

Answer is:

becomes minimum at an optimum speed and then increases with further increase in speed

In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing

363) The working of metals above the recrystallisation temperature is known as hot working.

Answer is:

Right

The working of metals above the recrystallisation temperature is known as hot working.

364) The ratio of number of teeth to the pitch circle diameter in millimetres is called circular pitch.

Answer is:

Disagree

365) The washer is generally specified by its

Answer is:

hole diameter

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