A horizontal spring is attached to a wall on its left end and is relaxed when a small…
PHYSICS · Single correct · CBSE · Physics · Laws of Motion · Laws of Motion
Problem
A horizontal spring is attached to a wall on its left end and is relaxed when a small cart is at x=0. The cart is slowly pulled 0.10m to the right and held there. Which of the following correctly describes the direction of the spring’s force on the cart and whether the spring is compressed or extended?
(a) Force to the right; spring is extended
(b) No spring force acts; the spring is extended
(c) Force to the left; spring is extended
(d) Force to the left; spring is compressed