A small branch is wedged under a rock and rests on a smaller object.The smaller object is 2.0 m from the large rock and the branch is 10.0 m long.If the mass of the branch is 20.0 kg what force must be exerted on the smaller rock?
A)490 N
B)200 N
C)49 N
D)50 N

Question

A small branch is wedged under a rock and rests on a smaller object.The smaller object is 2.0 m from the large rock and the branch is 10.0 m long.If the mass of the branch is 20.0 kg what force must be exerted on the smaller rock? 
A)490 N 
B)200 N 
C)49 N 
D)50 N

Quizplus · Accepted Answer

The Answer is A

A Small Branch Is Wedged Under a Rock and Rests