In the first second of its flight, rocket ejects 1/60 of its mass with a velocity of 2400 m/s . The acceleration of the rocket is

Q: In the first second of its flight, rocket ejects 1/60 of its mass with a velocity of 2400 m/s. The acceleration of the rocket is

(a) 19.6 ms-2

(b) 30.2 ms-2

(c) 40 ms-2

(d) 49.8 ms-2

Ans: (c)