Two guns $A$ and $B$ can fire bullets at speed $1\, km/s$ and $2\, km/s$ respectively. From a point on a horizontal ground, they are fired in all possible directions. The ratio of maximum areas covered by the bullets fired by the two guns, on the ground is

  • [JEE MAIN 2019]
  • A

    $1:16$

  • B

    $1:2$

  • C

    $1:4$

  • D

    $1:8$ 

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