Question

What is the momentum of a body of mass 200g moving with a velocity of 15m s?

Answer 1

$momentum \: = mass \times velocity$

$1000g = 1kg \\ 1g = \frac{1}{1000} kg \\ 200g = \frac{200}{1000 } kg = 0.2kg$

$= > momemtum = mass \times velocity \\ = > momemtum =.2 \times 15kgm {s}^{ - 1}$