Rahul is carrying a load of 80 kg a distance of 200m in 5 minutes but the same lord is carried by Reena to the same distance in
1 answer:
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Answer:
A) - 1.8 m/s
Explanation:
As we know that whole system is initially at rest and there is no external force on this system
So total momentum of the system must be conserved
so we will have
now plug in all data into above equation
so correct answer is
A) - 1.8 m/s