KVPY Physics
Quick practice
Question 1 of 5
At a certain instant of time the mass of rocket going up vertically is 100 kg. If it is ejecting 5 kg of gas per second at a speed of 400 m/s, the acceleration of the rocket would be (Taking 
)
A
10 
B
1
C
20
D
2
Concepts
Get unlimited practice with IIT JEE subscription
Boost your performance with adaptive practice tests
Practice every concept in the syllabus
Compare your speed and accuracy with your peers
Download the app and practice on the go