Asked by marina
the constant velocity of a ball is (3x+2y)m/sec. find the distance traveled in the y direction in 2 seconds (x and y are unit vectors)?
Answers
Answered by
Damon
V = 3 i + 2 j
integral V dt = displacement
= 3 t i + 2 t j + constant i + constant j
so
change in j displacemnt = 2 (change in t)
= 2*2 = 4
integral V dt = displacement
= 3 t i + 2 t j + constant i + constant j
so
change in j displacemnt = 2 (change in t)
= 2*2 = 4
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