A diwali rocket is ejecting 0.05 kg of gases per second at a velocity of 400 m/sec. The acceleration force on the rocket is

Q: A diwali rocket is ejecting 0.05 kg of gases per second at a velocity of 400 m/sec. The acceleration force on the rocket is

(a) 20 dynes

(b) 20 N

(c) 22 dynes

(d) 1000 N

Ans: (b)