Question

2
18. From the ground level, a ball is to be shot with
a certain speed. Graph shows the range R it will
have versus the launch angle 0. The least speed
the ball will have during its flight if O is chosen
such that the flight time is half of its maximum
possible value, is equal to
(Take g = 10 m/s2)
R(m)
3
250 m
200 m
100 m
0
0 (in degree)
(B) 20/3 m/s
(A) 5V3 m/s
(C) 25V3 m/s
(D) 10/2 m/s​

Answer 1

Answer:

D. 10/2 answer any questions or need any other questions or need any more information