A force of 100 dynes acts on a mass of 5

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A force of $100 \,dynes$ acts on a mass of $5\, gram$ for $10\, sec$. The velocity produced is ......... $cm/sec$

A

$2000$

B

$200$

C

$20$

D

$2$

A force of $100 \,dynes$ acts on a mass of $5\, gram$ for $10\, sec$. The velocity produced is ......... $cm/sec$

$v = u + at = 0 + \left( {\frac{F}{m}} \right)\;t = \left( {\frac{{100}}{5}} \right) \times 10 = 200\;cm/\sec $