Question

A gun crew observes a remotely controlle
balloon launching an instrumented spy
package in enemy territory. When first
noticed the balloon is at an altitude of 80
m
and moving vertically upward at a consta
velocity of 5 m/s. It is 1600 m down range
Shells fired from the gun have an initial
velocity of 400 m/s at a fixed angle o
(sino = 3/5 and coso = 4/5). The gun crew
waits and fires so as to destroy the
balloon.
Assume g = 10 m/s2. Neglect air
resistance.
Qt
5m/s​

Answer 1

Explanation:

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