Question

A number of bullets are fired in all possible directions with the same initial velocity u. The maximum
area of ground covered by bullets is

Answer 1

Explanation:

A bullet at angle 45

o

will fall maximum away , and all other bullets will fall with thus bullet fired at 45

o

.

R

max

=

g

u

2

Maximum area covered =π(R

max

)

2

=π(

g

u

2

)

2