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Mechanical Engineering · all questions

Machine Design
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A bolt is designed on the basis of __________ with a large factor of safety.

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The longitudinal stress is __________ of the circumferential stress.

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The constant factor in case of R10 series of preferred numbers is

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The distribution of the forces along the length of key fitted in a shaft

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The ratio of driving tensions in V-belt drives is __________ flat belt drives.

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Which of the following is an anti-friction bearing?

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The anti-friction bearings

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Elastic nut is a locking device in which

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Jam nut is a locking device in which

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Split nut is a locking device in which

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Castle nut is a locking device in which

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When the length of the journal is equal to the diameter of the journal, then the bearing is said to be a

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Factor of safety for fatigue loading is the ratio of

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Crowning on pulley helps

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A bench vice has following type of threads

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Applications in which stresses are encountered in one direction only uses following type of threads

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According to Indian standard specifications, 100 H6/g5 means that the

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The railway carriage couplings have

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Gear box is used

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The centre distance between two meshing involute gears is equal to

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