Asked by d.nikhileswar reddy
an arrow shot vertically upwards loses its intial speed by 60% in 3 secs maximum height reched by the arrow is (g=9.8 m/sec^2)
Answers
Answered by
Henry
0.4Vo = Vo + g*t.
0.4Vo = Vo + (-9.8*3).
0.6Vo = 29.4.
Vo = 49 m/s.
Vf^2 = Vo^2 + 2g*h.
Vf = 0.
g = -9.8 m/s^2.
h = ?
0.4Vo = Vo + (-9.8*3).
0.6Vo = 29.4.
Vo = 49 m/s.
Vf^2 = Vo^2 + 2g*h.
Vf = 0.
g = -9.8 m/s^2.
h = ?
Answered by
Navyansh
122.50
Answered by
Pihu
The answer with second equation of motion is bringing me the answer same as your all
Answered by
Pihu
I mean not bringing
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