# New post in Friction

## Potential energy of vertical spring

November 5th, 2022

## Calculating the coefficient of rolling friction

August 18th, 2022

## Calculate the force needed to move a ball on a horizontal plane?

December 9th, 2022

July 23rd, 2022

August 9th, 2022

## Work done by a frictional force on a cylinder

October 21st, 2020

## Investigating damped Harmonic Motion in a Spring?

January 21st, 2020

## Work done by Friction. Can it be positive or zero?

October 16th, 2020

## Finding the coefficient of static friction for coin on a turn table

February 27th, 2020

## Conservation of energy when we drive a car

January 26th, 2020

## M1 vs M2 on a frictionless surface

February 16th, 2020

## Physics Forces and Friction

November 15th, 2020

## Calculate coefficient of friction from deceleration with and without conservation of energy

February 7th, 2020

## Why don't we use iron wheel also in our cars, while our trains have well working iron wheels?

August 27th, 2020

March 21st, 2020

## Force needed to hold a book between your hands - not sure about the influence of friction

October 19th, 2020

August 1st, 2022

## A question about a body moving in horizontal circular motion

November 30th, 2020

March 10th, 2021

## finding angular velocity and regular velocity when bouncing off a surface with friction

February 6th, 2020

August 1st, 2022

## Simple friction formula for a car

February 25th, 2020

## If mass is added to a toy car does it affect its speed making it faster

November 14th, 2020

April 20th, 2020

August 1st, 2022

August 1st, 2022

August 1st, 2022

## Euler-Lagrange equations and friction forces

February 3rd, 2020

July 7th, 2021

## Why does a rotating tire use the static, rather than the dynamic coefficient of friction?

September 19th, 2020