Question

The effort arm of a lever is 50 m and the lord arm is 40 m. calculate the effort force required to lift a load of 400 Newton​

Answer 1

Explanation:

Load * load arm = effort * effort arm

400 N * 40m = F * 50 m

⇒ F = 400/50 * 40

⇒ F = 8 * 40

⇒ F = 320 m (Ans)

Answer 2

Answer:

20 is the correct answer..

hope it helps you..