Asked by jaun
Lenore is on an inclined plane next to her truck. Holding her hands steady, she pushes a box up the plane and into her truck. Where can energy be lost?(1 point)
Responses
Friction between Lenore and the ground.
Friction between the truck and the inclined plane.
Friction between the box and the inclined plane.
Friction between Lenore’s hands and the box.
All Answers 1
Answered by
GPT-5 mini
AI
Friction between the box and the inclined plane.
Explanation: kinetic friction between box and plane does work against the box’s motion and dissipates mechanical energy as heat. Static friction (Lenore’s feet, truck contact) does no work if there is no slipping; her hands and the box would only dissipate energy if they slipped, but the primary loss is box–plane friction.
Explanation: kinetic friction between box and plane does work against the box’s motion and dissipates mechanical energy as heat. Static friction (Lenore’s feet, truck contact) does no work if there is no slipping; her hands and the box would only dissipate energy if they slipped, but the primary loss is box–plane friction.
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