Concept explainers
The average co-efficient of friction.
Answer to Problem 51P
Solution:
Average co-efficient of friction
Explanation of Solution
Given:
Initial travelling speed
Inclination of inclined plane
Distance travelled by skier along the plane
Concept used:
Work energy principle:
S : distance travelled
Calculation:
Apply Newton’ssecond law perpendicular to plane of inclined.
Work done by
Conclusion:
Thus, the co-efficient of friction=0.091.
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Physics: Principles with Applications
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