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V threads are highly recommended for fastening as well as power transmission purpose.

(a) Yes

(b) Never

(c) In some cases

(d) Can’t be stated

I must answer this question from in my unit test.

This problem is from the Power Screws & Self Locking Screws topic in unit Power Screws of Machine Design

1 Answer

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by (52.6k points)
The correct choice is (b) Never

The explanation is: In fastening, high frictional force is required and hence V threads are used whereas in power transmission, reduction in frictional forces is required.

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