A) \[120\ newton\times \sec \]
B) \[-120\ newtont\sec \]
C) \[30\ newton\times \sec \]
D) \[-30\ newton\times \sec \]
Correct Answer: B
Solution :
Impulse = Force ´ Time = \[-30\times 4=-120\]N-sYou need to login to perform this action.
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