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Nostrana [21]
3 years ago
12

A projectile is launched horizontally at off a 20m high position. It goes 60m

Physics
1 answer:
Elenna [48]3 years ago
7 0
The time in flight is
from s= 1/2 g t^2
so t = square root ((2x20)/ 9.8)
t = 2 seconds.

This means the horizontal speed was 30 m/s
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