A $20-g$ bullet is fired horizontally into the $300-g$ block which rests on the smooth surface. After the bullet

becomes embedded into the block, the block moves to the right $0\mathrm{.}3$ m before momentarily coming to rest.

Determine the speed $)$

$(()B$ of the bullet. The spring has a stiffness $k=200\frac{N}{m}$ and is originally un$-$stretched

Comprehension $($State Definition, Free Body Diagram and$/$or Diagram Sketch$)$

Knowledge $($Equations that Governing the Phenomenon$)$

Application $($Solution Procedure, all computations$)$