A body weighing 80N stands in an elevator that is about t...
A body weighing 80N stands in an elevator that is about to move. The force exerted by floor on the body as the elevator moves upward with an acceleration of 5 ms-2 is
[g = 10ms-2]
40 N
80 N
120 N
160 N
Correct answer is C
No explanation has been provided for this answer.