فيزياء التغيرات في الطاقة الميكانيكية والقوى غير المحافظة2

مدونتي لفيزياء دولة الامارات العربية المتحدة https://uaephysicsallgrades.blogspot.... Changes in Mechanical Energy for Non-conservative forces A 3-kg crate slides down a ramp. The ramp is 1 m in length and inclined at an angle of 30° as shown. The crate starts from rest at the top. The surface in contact have a coefficient of kinetic friction of 0.15. How far does the crate slide on the horizontal floor if it continues to experience a friction force.