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jeya
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Homework Statement
A rocket increase its upward Force uniformly from 5*10^6N to 8*10^6 Nover 15s
find the impulse?
Homework Equations
Impulse?
The Attempt at a Solution
My answer=(5*10^6 +8*10^6/2)15=9.75*10^7N.s
Book answer=6*10^7
please help me how to find the right answer?
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