Question

A high school athlete is in the weight room training for wrestling season. He is trying to bench press a bar loaded with 100 kg. How much force must he exert to lift the loaded bar and overcome the force of gravity?
Remember that a= 9.8 m/s ^2
.(1 point)
Responses

9800 N
9800 N

10.2 N
10.2 N

980 N
980 N

109.8 N
109.8 N

Answer 1

Weight = mg = 100 kg × 9.8 m/s² = 980 N. So he must exert 980 N to overcome gravity.