determine the missile’s height hB and speed vB. If by internal controls the missile is then suddenly pointed 45° as shown, and allowed to travel in free flight, determine the maximum height attained, hC, and the range R to where it crashes at D.
determine the missile’s height hB and speed vB. If by internal controls the missile is then suddenly pointed 45° as shown, and allowed to travel in free flight, determine the maximum height attained, hC, and the range R to where it crashes at D.
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Question
The missile at A takes off from rest and rises vertically
to B, where its fuel runs out in 8 s. If the acceleration
varies with time as shown, determine the missile’s height hB
and speed vB. If by internal controls the missile is then
suddenly pointed 45° as shown, and allowed to travel in
free flight, determine the maximum height attained, hC,
and the range R to where it crashes at D.
Transcribed Image Text:*45° B
B
hc
A
D
R-
a (m/s²)
40
t (s)
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