Question 17
A roller-coaster car with mass of 900 kg is launched from
a giant spring of constant 37 kN/m into a frictionless
loop-the-loop track of radius 6.3 m, as shown in the
figure. (Figure 1)
Figure
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Part A
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What is the minimum amount that the spring must be compressed if the car is to stay on the track?
Express your answer in meters.
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Fig: 1