Join the IDNLearn.com community and start finding the answers you need today. Ask anything and get well-informed, reliable answers from our knowledgeable community members.

ice skater of mass 80 kg stands on ice rink holding onto the surrounding while he pushes himself away from the wall and moves across the ice. the coefficient of the kinetic friction between the skate the ice is 0.04.
What is the normal force
What is the horizontal force acting on him
Find the deceleration