Question

From top of a tower of height 80 m two stones are projected horizontally with 20m/s & 40m/s in opposite directions. The distance between these two stones will be 10x meters when they reach ground. Find the value of x

Answer 1

Answer:

80=

2

1

×10

t

2

=

5

80

⇒t=4

x

1

=20×4=120

x

2

=30×4=120

Separation x

1

+x

2

=80+120=200 m.

solution

Explanation:

80=

2

1

×10

t

2

=

5

80

⇒t=4

x

1

=20×4=120

x

2

=30×4=120

Separation x

1

+x

2

=80+120=200 m.

solution