A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at . a. Wha...

A 5.0 kg dog sits on the floor of an elevator that is accelerating downward at .

a. What is the magnitude of the normal force of the elevator floor on the dog?

A. 34 N

B. 43 N

C. 49 N

D. 55 N

E. 74 N

b. What is the magnitude of the force of the dog on the elevator floor?

A. 4.2 N

B. 49 N

C. 55 N

D. 43 N

E. 74 N