Clause 3. Firefighters spray fire at an angle of 8 = 30° with an exit speed of 40 m/s and an injection height of 1.2 m and an increase of 2.4 m. fire and the distance firefighters stand to the location of the fire

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter63: Volumes Of Pyramids And Cones
Section: Chapter Questions
Problem 34A
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Clause 3. Firefighters spray fire at an angle of 8 = 30° with an exit speed of 40 m/s and an injection height of 1.2
m and an increase of 2.4 m. fire and the distance firefighters stand to the location of the fire
'Note: Use only the most valuable time.
1
1.2v==, 2) v=v% +at, 3.) v² = v3 + 2a(s– s,), 4.) s= so + Vgl +- at² 5.) t = -
2a
v - 40 m/s
24 m
Transcribed Image Text:Clause 3. Firefighters spray fire at an angle of 8 = 30° with an exit speed of 40 m/s and an injection height of 1.2 m and an increase of 2.4 m. fire and the distance firefighters stand to the location of the fire 'Note: Use only the most valuable time. 1 1.2v==, 2) v=v% +at, 3.) v² = v3 + 2a(s– s,), 4.) s= so + Vgl +- at² 5.) t = - 2a v - 40 m/s 24 m
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