of static friction between the box and stretched and the box remain at res

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A 2.0-kg box rests on a plank that is inclined at an angle of 65? above the horizontal. The upper end of
the box is attached to a spring with a force constant of 400 N/m, as shown in the figure(Figure 1).
Part A
If the coefficient of static friction between the box and the plank is 0.26, what is the maximum amount
the spring can be stretched and the box remain at rest?
Figure 1
of 1
20kg
wwww
165⁰
Transcribed Image Text:A 2.0-kg box rests on a plank that is inclined at an angle of 65? above the horizontal. The upper end of the box is attached to a spring with a force constant of 400 N/m, as shown in the figure(Figure 1). Part A If the coefficient of static friction between the box and the plank is 0.26, what is the maximum amount the spring can be stretched and the box remain at rest? Figure 1 of 1 20kg wwww 165⁰
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