Question

A particle is fired with velocity u making angle with horizontal.what is change of speed

Answer 1

Answer:

Explanation:

The thing to note is when the projectile reaches it's highest point, it has lost all of its vertical velocity.

The vertical velocity of this projectile is

usinθ

and since the projectile loses this velocity, it would have a difference of

usinθ

Answer 2

Answer:

Article is fired with velocity u making [theta] angle with the horizontal .