Question

A 70 kg person is in a car crash in which they ran into a large tree. They were not wearing a seat belt, and there was no airbag. In panic, the person stiffened their two arms, stopping their body’s motion by pushing on the steering wheel. Each arm is 1 m long with a cross-sectional area of 4 cm2. Assume that the arm is 1 long bone. With what minimum speed did they have to be going at the time of the collision if they broke both arms?

Answer 1

kindly give rating