Laws Of Motion Question 232

Question: A rocket is ejecting 50g of gases per sec at a speed of 500m/s. The accelerating force on the rocket will be [Pb. PMT 2002]

Options:

A) 125N

B) 25N

C) 5N

D) Zero

Show Answer

Answer:

Correct Answer: B

Solution:

F=u (dmdt)=500×50×103=25N



जेईई के लिए मॉक टेस्ट

एनसीईआरटी अध्याय वीडियो समाधान

दोहरा फलक