Is it possible to use worm gears in cranes for lifting purpose? – McqOptions

MCQOPTIONS

1.	Is it possible to use worm gears in cranes for lifting purpose?
A.	True
B.	No self-locking and hence not possible
C.	Possible up to a threshold load
D.	None of the listed
Answer» B. No self-locking and hence not possible

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