First, consider the canr where the surface in flat, as shown below. Pick the comect -foree of friction fre-bady diagram for the block on the flat wurface, where N- normal foree, W - weight. F,- faren of spring 13 1

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Chapter5: Newton's Law Of Motion
Section: Chapter Questions
Problem 70P: A runner pushes against the track, as shown. (a) Provide a free-body diagram showing all the forces...
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Consider a 14.5 kg rectangular block of length 0.40 m attached to a spring with a
spring constant of 30.5 N/m.
The coefficient of static friction between this block and the surface is 0.310.
Transcribed Image Text:Consider a 14.5 kg rectangular block of length 0.40 m attached to a spring with a spring constant of 30.5 N/m. The coefficient of static friction between this block and the surface is 0.310.
First, consider the cane where the surface is flat, as ahown below. Pick the comect
free-body diagram for the block on the flat surface, where f - force of friction,
N- normal force. W- weight, F.- force of spring
13
13 1Z
13
14
12
Transcribed Image Text:First, consider the cane where the surface is flat, as ahown below. Pick the comect free-body diagram for the block on the flat surface, where f - force of friction, N- normal force. W- weight, F.- force of spring 13 13 1Z 13 14 12
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