Screw jack can be adjusted no more than? a. 300mm (12 inches) of threaded length showing b. 2/3 of the total threaded length showing c. 150mm (6 inches) of threaded length showing d. 1/3 of the total threaded length showing

Screw jack can be adjusted no more than?
a. 300mm (12 inches) of threaded length showing
b. 2/3 of the total threaded length showing
c. 150mm (6 inches) of threaded length showing
d. 1/3 of the total threaded length showing
by

1 Answer

Answer :

b. 2/3 of the total threaded length showing
by

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