Asked by Xandra

What is the efficiency of a block and tackle that lifts a 500N resistance a height of 1m when an effort of 80N moves through a distance of 10m? What is the input work? output work?

Answers

Answered by drwls
Input work = 80*10 = 800 J
Output work = 500*1 = 500 J

Efficiency = (output)/(input)
= 5/8 = 62.5%
There are no AI answers yet. The ability to request AI answers is coming soon!

Related Questions