Question

From three different positions at
50m, 60 m and 70 m away from 50 m
high building, projectiles with 30 m/s
are thrown to reach top of the
building. Which one will be able to
make it? (g = 10 m/s2)
O None
O 50 m
O 60 m
70 m​

Answer 1

Answer:

none is answer

Explanation:

v²-u²=2as

30²-0²=2×10×s

900= 20

s= 900/20

s=45