Question

A cart has mass 2 metric tone and sand of 1 metric tone is inside the cart. Now a force of 10 N is applied on cart and sand starts to leak with rate of 0.5 kg/s. What is the velocity of cart when total sand has come out from the cart ?

(a) 13.86 m/s

(b) 0.06 m/s

(c) 2.81 m/s

(d) 18.01 m/s

Answer 1

Correct option (a) 13.86 m/s

Explanation :

Mass of the cart with.s and changes then its acceleration also changes.

Comments

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