Question

A ball thrown by boy is caught by another boy in 2 sec what is the maximum height attained by the ball

Answer 1

Answer:

The formula for time of flight is

T=

g

2usinθ

It is given that time is 2 seconds. So,

2=

g

2usinθ

g=usinθ

Squaring both sides

g

2

=u

2

sin

2

θ........(1)

Height travelled is

H=

2g

u

2

sin

2

θ

H=

2g

g

2

(from1)

H=

2

g

=5m