Question

a pulley system with a velicity ratio 4 is used to lift a load of 300 kgf to a verticalp height of 10m by applying an effort of 100 khf downwards
a) draw the arrangment of pulley showing load effort and tension in each strand
b) find the efficiency of the pulley system and the work done by the effort
plz reply you'll be marked as brainliest​

Answer 1

Answer:

sorry I don't know the answer

Explanation:

Mark me as brainylist