Why is the work done by friction zero when body is rolling?
12641
How can friction do no work in case of pure rolling?
21761
Consider a horizontal surface with or without friction. Ideally, will a wheel rolling without slipping roll forever in both cases?
148945
Is the coefficient of friction always less than unity?
83770
Kinetic energy doesn't make sense
42607
Incline Plane - Coefficient of friction and kinetic friction
121585
What will be the total work done by friction on the system (man+boat)?
138214
Why does a surface always exert force normal to it?
144455
Why isn't the acceleration at the top point of a ball’s journey zero?
43961
Work done against gravity
6592
if a body is stopped by means other than friction, where does energy go?
131167
Kinetic energy of the object, but Potential energy of the system: Why is it so?
12818
In calculating work done by a constant force over a constant distance, why doesn't the subject's initial velocity matter?
111646
What is happening to rotational kinetic energy when moment of inertia is changed?
78803
Direction of friction when a car turns
133519
Why do objects move when you apply a force that's equal in magnitude to the friction?
102884
The direction of static friction?
49000
How can angular velocity be constant even when there is a torque by friction?