Asked by Anynomous
Amechanic pushes a 2.50*10^3 kg car from rest to a speed of v, doing 5.00*10^3 Jof work in the process, During this time, the car moves 25.0m. Neglecting friction between car and road, find (a) v and (b) the horizontal force exerted on the car
Answers
Answered by
henry2,
b. W = F*d = 5,000,
F*25 = 5,000,
F = 200 N.
F = M*a = 200,
2500*a = 200,
a = 0.08 m/s^2.
a. V^2 = Vo^2 + 2a*d = 0 + 0.16*25 = 4,
V = 2 m/s.
F*25 = 5,000,
F = 200 N.
F = M*a = 200,
2500*a = 200,
a = 0.08 m/s^2.
a. V^2 = Vo^2 + 2a*d = 0 + 0.16*25 = 4,
V = 2 m/s.
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