9. Four pulley system is shown in the diagram. If its efficiency is 80%, calculate by using the formula: i. the effort a

Question

9.
Four pulley system is shown in the diagram. If its efficiency
is 80%, calculate by using the formula:
i.
the effort applied to lift the load
ii.
output work when the load is lifted
up to 6 metres
input work
iv.
mechanical advantage
Effort
botool
1800 N​

in progress 0
Minh Khuê 4 years 2021-07-13T04:25:22+00:00 1 Answers 69 views 0

Answers ( )

  1. thachthao
    -1
    2021-07-13T04:26:26+00:00
    Reply

    I don’t know just needed points im sorry

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