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Question Number 89446 by I want to learn more last updated on 17/Apr/20
Commented by I want to learn more last updated on 17/Apr/20
A car of mass 15Kg is pulled up by a force at an angle of 30 degrees on an inclined plane which makes an angle 25 degrees to the horizontal. If the car moves at constant speed with a force of 50N acting against its motion, determine the co-efficient of friction. A. 0.60 B. 0.63 C. 0.73 D. 0.91