Question

Abody is projected at a angle such that its
horizontal range is 3times the max. height det
ermine the angle of Projection


​

Answer 1

Answer:

Make me as brainlist

Explanation:

given

horizontal range=u

²

sin

g

2Ф

​

maximum height=u

²

sin

2

2g

Ф

​

horizontal range = 3× maximum height

u

2

sin

g

2Ф

​

=3×u

2

sin

2

2g

Ф

​

sin2Ф=2sinФ.cosФ

2sinФ.cosФ=

2

3

​

.sin

2

Ф

tanФ=

3

4

​

Ф=tan⁻¹(

3

4

​

)