a child of mass 25 kg sits on a chair. What is the normal force acting on the child. A 79.2N B 133N C 25.0 N D 245N
The answer you are looking for is D. 245N. Work shown: -mg= -25*9.8=245 N So, gravity is pulling down the chair, the chair is exerting a normal force upward in response. **Hope this helps you! If you have any further questions then message me. Have a nice day! :)** P.S. Can you give me brainliest?