Ask a New Question

Question

An object of mass 20kg slides down an inclined plane at an angle of 30 degree to the horizontal. The coefficient of static friction is?
12 years ago

Answers

drwls
If 30 degrees is the minimum angle that allows slipping to start, then the coefficient of static friction (mu_s) is given by

M*g*sin30 = M*g*mu_s*cos30
mu_s = tan30 = 0.5774

The mass M does not matter.

Angles greater than 30 degrees will also allow slipping.
12 years ago
Anonymous
0.5774
8 years ago
Val
What is the meaning of mus
3 years ago

Related Questions

The 20kg object is dropped from a height of 2 meters. Find its speed when it hits the ground. Give y... an object 12 kg of mass slides over a surface with horizontal force of 75 N. The friction force is o... an object who's mass is 5.20kg has a gravitational potential energy of 10.30kJ. How highh above the... An object (mass 3.2kg ) slides upward on a vertical wall at constant velocity when a force F of 54N... A 20kg child slides down a long slide in a playground. She starts from rest at a height of 25m. When... An object A of mass 20kg moving with an initial velocity of 3m/s makes a head on collision with obje... An object of mass 20kg has a kinetic energy of of 90j detarmine the velocity of the object An object of mass 4kg, slides down a horizontal plane. Find the magnitude of the frictional force of... An object of mass 4kg, slides down a rough plane inclined at 30degree to the horizontal. Find the m...
Ask a New Question
Archives Contact Us Privacy Policy Terms of Use