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Concept of Friction -1 Achievers Practice II Quiz 14

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Question 1

The graph between the applied force and the friction force acting on body till limiting friction is

Question 2

select the correct statements:

Question 3

A curved section of a road is banked for a speed v. If there is no friction between road and tyres of the car, then

Question 4

coefficient of rolling resistance is the

Question 5

Find the friction force developed in the block arrangement shown static friction=0.5, kinetic friction= 0.4
take load (P= 30 N) and weight of the block=60N




Question 6

A horizontal force of 10 N is necessary to just hold a block stationary against a wall. The coefficient of friction between the block and the wall is 0.2. The weight of the block is (in Newtons)

Question 7

The maximum value of M/m in the situation shown in figures such that the systems remain at rest. Assume the coefficient of friction between both contact surfaces is 0.2.

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