Asked by HEMANT
A football is kicked with an initial velocity v=9i+12j. Find the speed in (m/s) of the ball after 2.4s
A) 9.2 B) 10.8 C) 12 D) 15
A) 9.2 B) 10.8 C) 12 D) 15
Answers
Answered by
Henry
Yf = Yo + g*t = 12 - 10*2.4 = -12 m/s.
Vf = sqrt(9^2 + 12^2) = 15 m/s.
Vf = sqrt(9^2 + 12^2) = 15 m/s.
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