Physics, asked by rosaline9140, 7 months ago

A block and tackle og 5 pulleys is used to raise a load pf 50kgf steadly through a height of 20m the work done against friction is 2000j calculate the work done by the effort the efficiency of the system mechanical advantage

Answers

Answered by riyakamath123
3

Answer:

Explanation:

I really hope this helps!

Attachments:
Similar questions