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In a children park an inclined plane is constructed with an angle of45 degree in the middle part Find the acceleration on a boy sliding on it friction COEFFICIENT BETWEEN thecloth of the boy and the incline is 0.6 and g=10m/s^2

In a children park an inclined plane is constructed with an angle of45 degree in the middle part Find the acceleration on a boy sliding on it friction COEFFICIENT BETWEEN thecloth of the boy and the incline is 0.6 and g=10m/s^2

Grade:12

1 Answers

Badiuddin askIITians.ismu Expert
148 Points
14 years ago

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Dear palavi

force balance in the direction perpendicular to inclined plane

N = mg cos 45

equation of motion in the direction of inclined plane

 mg sin45-μN =ma

or  mg sin 45 -μmgcos45 =ma

or a= g(sin45-μcos45)

      =2 √2

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