The acceleration in the rocket at any instant is proportional to the nth power of the velocity of the expelled gases. Where the value of n must be?

The acceleration in the rocket at any instant is proportional to the n

1.	The acceleration in the rocket at any instant is proportional to the nth power of the velocity of the expelled gases. Where the value of n must be?
A.	-1
B.	1
C.	2
D.	-2
Answer» C. 2