Categories > Laws of Motion > Second Law of Motion > A body of mass 5 kg starts from the origin with an initial velocity $\overrightarrow {u\,} \, = \,30\hat i + 40\hat j\,m{s^{ - 1}}$. If a constant force $\overrightarrow {F\,} = - (\hat i + 5\hat j)N$ acts on the body, the time in which the y–component of the velocity becomes zero is

Laws of Motion

Question: A body of mass 5 kg starts from the origin with an initial velocity $\overrightarrow {u\,} \, = \,30\hat i + 40\hat j\,m{s^{ - 1}}$. If a constant force $\overrightarrow {F\,} = - (\hat i + 5\hat j)N$ acts on the body, the time in which the y–component of the velocity becomes zero is


1) 5 seconds
2) 20 seconds
3) 40 seconds
4) 80 seconds
Solution: Explanation: No Explanation
Second Law of Motion NLM

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