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Co-efficient of sliding friction for rubber on concrete is

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+1 vote
in Machine Kinematics by (38.0k points)
Co-efficient of sliding friction for rubber on concrete is

(a) 0.030

(b) 0.70

(c) 0.18

(d) 0.004

I have been asked this question during an interview.

Origin of the question is Types of Friction topic in section Friction of Machine Kinematics

1 Answer

0 votes
by (106k points)
The correct option is (b) 0.70

The explanation: Co-efficient of sliding friction for rubber on concrete is 0.70. When tires made of rubber rolls on concrete, co-efficient of rolling friction becomes 0.030.

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