The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.

The load placed at the top of the screw in a mechanical screw jack is

1.	The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.
A.	Correct
B.	Incorrect
C.	Can't say
D.	None of these
Answer» B. Incorrect

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The load placed at the top of the screw in a mechanical screw jack is prevented from rotation by providing a swivelling mechanism.

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