Mathematics, 23.03.2021 20:20, drainy0uandthefish

17. A pulley system lifts a 500-N weight a distance of 1.5 m. Marina pulls the rope a distance of 9.0 m, exerting a force of 100 N.
14
(a) What is the MA of this pulley system?
(b) What input work did Marina do on
the rope?
(c) what useful output work did the rope
do on the weight?
(d) What is the efficiency of the pulley
System?
This is grade 8 science

17. A pulley system lifts a 500-N weight a distance of 1.5 m. Marina pulls the rope

a distance of

Answers: 3

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