Question

the mechanical advantage of a lever is 4 and the length of effort arm is 40 cm so calculate length of load arm.
please answer I'll mark brainlist .​

Answer 1

Answer:

10 cm

Explanation:

M.A. of a lever is given by effort arm/ load arm

The load arm is =?

effort arm = 0.4 m

M.A = 4

load arm = effort arm/M.A. = 0.4/4 = 0.1 m = 10 cm

Answer 2

Answer:

10 cm. is the answer.

Please mark me brainliest if the answer helps you