giselleserna17 giselleserna17

18-09-2022
Physics

Answered

Three people attempt to haul a heavy sign to
the roof of a building by using three ropes at-
tached to the sign. Abby stands directly above
the sign and pulls straight up on a rope. Eric
and Kim stand on either side of Abby. Their
ropes form 30.0° angles with Abby's rope. A
force of 102 N is applied on each rope. What
is the net upward force acting on the sign?

Answer :

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