Question

Which machine has the greatest mechanical advantage? (A) Load = 48 N, Effort = 12 N (B) Effort = 10 N, Load = 20 N (C) Load = 100 N, Effort = 100 N (D) Effort = 1 N, Load = 10 N

Answer 1

(C) Should be the right choice.

Answer 2

mechanical advantage of of A : 4

advantage of b : 2

advantage of c 0

advantage of d 10

so d has the highest mechanical advantage