Question

Two balls are projected from point A and B in vertical plane as
shown in fig. AB is a straight vertical line. The balls can collide
V,
in air if is equal to
V₂
B
02
V
0,
А

Answer 1

Explanation:

ANSWER

If the particle collide in mid-air, they travel same displacement in horizontal direction. So their velocity components along horizontal will be same.

So,

v

1

cosθ

1

=v

2

cosθ

2

⟹

v

2

v

1

=

cosθ

1

cosθ

2