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M

Mr. Dubey • 52.26K Points
Coach 

Q. Which of the following statement is false?

(A) Ball and roller bearings are anti-friction bearings
(B) The sleeve of a muff coupling is designed as a solid shaft
(C) In designing gear, the tooth is considered as a cantilever subjected to an end load
(D) Buttress threads are used to transmit power in one direction only
Correct : Option (B)

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