Αποτελέσματα Αναζήτησης
30 Σεπ 2021 · In this tutorial, you learned how to use the coefficient of friction to solve friction problems in physics. Overall, to find the friction force in a problem, you must first determine the normal force on the object.
To solve this consider the general equation T2 = T1eμθ, where T1 and T2 are the rope tensions on the two ends (with T2 > T1), μ is the coefficient of static friction between rope and tree branch, and θ is the angle of contact between rope and branch, in radians.
Typical car tires rotate over the surface of the road without slipping, thus the coefficient of static friction determines a car's maximum acceleration in most situations. To solve this problem, set the frictional force on level ground equal to the net force of the second law of motion.
Determine the coefficient of static friction between the car and the road. How would the stopping distance of the car change if the road was dry? Would it increase, decrease, or remain the same?
Coefficient of friction is a unitless quantity with a magnitude usually between 0 and 1.0. The actual value depends on the two surfaces that are in contact. Many people have experienced the slipperiness of walking on ice.
Coefficient of friction is a unitless quantity with a magnitude usually between 0 and 1.0. The actual value depends on the two surfaces that are in contact. Many people have experienced the slipperiness of walking on ice.
Revision notes on 3.3.5 Coefficient of Friction - Harder Problems for the AQA A Level Maths: Mechanics syllabus, written by the Maths experts at Save My Exams.
