EASY
11th West Bengal Board
IMPORTANT
Earn 100
Show that the tangent of the angle of friction is equal to the coefficient of friction.
Important Questions on Equilibrium of Concurrent Forces and Friction
EASY
11th West Bengal Board
IMPORTANT
Name one factor on which coefficient of friction depends.
EASY
11th West Bengal Board
IMPORTANT
Is static friction less or greater than rolling friction?
EASY
11th West Bengal Board
IMPORTANT
A body of mass $m$ is moving on a horizontal surface having a coefficient of friction . What is the force of friction acting on the body?
EASY
11th West Bengal Board
IMPORTANT
Write the relation between angle of friction and coefficient of friction.
EASY
11th West Bengal Board
IMPORTANT
Does limiting friction between two surfaces depend on the area of contact between the surfaces?
EASY
11th West Bengal Board
IMPORTANT
When does the force of friction between two surfaces become zero?
MEDIUM
11th West Bengal Board
IMPORTANT
When a bicycle is in motion, in which directions do the forces of friction exerted by the ground on the two wheels act?
EASY
11th West Bengal Board
IMPORTANT
Why friction is called self-adjusting force?
