Question

In a projectile velocity at half of the maximum height is

a)

2

1 cos

2

u

+ 

b)

2

1 cos

2

u   +   

c)

2

u

d)

2

1 cos

2

u

− ​

Answer 1

Answer:

a tower of room

high.

bo Hon

Q & A ball is allowed to fall from the top of

the same instant, another ball to

2 balls

the towa

the

vertically upco asds from the

velocity of 40m/s, when and where the

1

height

Suppose aballs are each at