Homework Help: Physics

Posted by Emily on Tuesday, June 26, 2012 at 11:06pm.

In the amusement park ride known as Magic Mountain Superman, powerful magnets accelerate a car and its riders from rest to 36 m/s (around 80 mi/h) in a time of 5.5 s. The mass of the car and riders is 4900 kg. Find the average net force exerted on the car and riders by the magnets.

Physics - ajayb, Wednesday, June 27, 2012 at 12:36pm
F= m*a = m*(v-u)/t
v is the velocity after time t(5.5s)
u is the initial velocity = 0

Plug in the values to find the av. net force F

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