Question

equation of trajectory of projectile projected from origin is given by y=100x-25x2 . what will be the range of projectile?
a) 2500 m
b) 40m
c) 4m
d) 100 m​

Answer 1

Explanation:

y=−x

2

+10x

Comparing with Standard equation of trajectory y=tanθx−

2u

2

cos

2

θ

gx

2

We get tanθ=10 and

2u

2

cos

2

θ

g

=1

cosθ=

101

1

u=

505

m/s