rope from ceiling around pulley on wt, around pulley on ceiling and down A ten newton weight is hung from the ceiling with the pulley system shown here. The force which must be exerted on the end of the string to hold the weight in equilibrium is

(A) 20N. (B)10N. (C) 5N. (D) 3 1/3N.


Questions --- What this question is about
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rope from ceiling around pulley on wt, around pulley on ceiling and down A ten newton weight is hung from the ceiling with the pulley system shown here. The force which must be exerted on the end of the string to hold the weight in equilibrium is
(A) 20N. --- No.
Two strings attached to the weight
would then exert 40N upward --- too much.

Try again.
Questions --- What this question is about
18.3





































































rope from ceiling around pulley on wt, around pulley on ceiling and down A ten newton weight is hung from the ceiling with the pulley system shown here. The force which must be exerted on the end of the string to hold the weight in equilibrium is
(B) 10N. --- No.
Two strings attached to the weight
would then exert 20N upward --- too much.

Try again.
Questions --- What this question is about
18.3





































































rope from ceiling around pulley on wt, around pulley on ceiling and down A ten newton weight is hung from the ceiling with the pulley system shown here. The force which must be exerted on the end of the string to hold the weight in equilibrium is
(C) 5N. --- Yes.

Each string carries half the weight.

Check the other answers.
Questions --- What this question is about
18.3





































































rope from ceiling around pulley on wt, around pulley on ceiling and down A ten newton weight is hung from the ceiling with the pulley system shown here. The force which must be exerted on the end of the string to hold the weight in equilibrium is
(D) 3 1/3N. --- No. Two strings
attached to the weight would then exert
6 2/3N upward --- too little.

Try again.
Questions --- What this question is about
18.3