Asked by Anonymous
a fireman 50 m away from a burning building
directs a stream of water
from a ground-level fire hose
at an angle of 30 degrees
above the horizontal. If the
speed of the stream is 40m/s , at what height will the stream of water strike the building?
directs a stream of water
from a ground-level fire hose
at an angle of 30 degrees
above the horizontal. If the
speed of the stream is 40m/s , at what height will the stream of water strike the building?
Answers
Answered by
Chanz
t = 50/40cos30
y = 40sin30t - 1/2(9.8)t^2
y = 40sin30t - 1/2(9.8)t^2
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