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Engineering
Mechanical
ME Set-1
Machine Design
391

Machine Design MCQ with Answers

391) The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called

repeated stress

yield stress

fluctuating stress

alternating stress

Answer is:

fluctuating stress

Machine Design MCQ with Answers

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Related Machine Design MCQ with Answers

392) When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be

0.8 d

1.2 d

1.57 d

1.8 d

Answer is:

1.57 d

393) The pressure angle for involute gears depends upon the size of teeth.

Agree

Disagree

Answer is:

Disagree

394) When a belt drive is transmitting maximum power,

effective tension is equal to centrifugal tension

effective tension is half of centrifugal tension

driving tension on slack side is equal to centrifugal tension

driving tension on tight side is twice the centrifugal tension

Answer is:

driving tension on tight side is twice the centrifugal tension

395) Gears are casted by

sand mould casting

slush casting

permanent mould casting

centrifugal casting

Answer is:

permanent mould casting

Machine Design MCQ with Answers

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