Questions
Which of the following statements is correct about friction?
a
Static friction depends on the area of contact
b
Kinetic friction depends on the area of contact
c
Coefficient of static friction does not depend on the surfaces in contact
d
Coefficient of kinetic friction is less than the coefficient of static friction
detailed solution
Correct option is D
Both static and kinetic friction are independent on the area of contact Coefficient of static friction depends on the surfaces in contact∴ μk<μsTalk to our academic expert!
Similar Questions
An ice cube is kept on an inclined plane of angle 30°. The coefficient of kinetic friction between the block and incline plane is the . What is the acceleration of the block?
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