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Entry Test MCQ :: Motion and Force

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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: Option B

AbdulMoiz said:

How answer is one..???plx explain

usama waheed said:

see pg 65 of physics-I equation 3.21

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