Lakhmir Singh & Manjit Kaur - Science

Book: Lakhmir Singh & Manjit Kaur - Science

Chapter: 12. Friction

Subject: Physics - Class 8th

Q. No. 48 of Short Answer Type Questions

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48

Why do brake pads of bicycles have to be replaced quite often?

The brake pads of bicycles have to be replaced quite often because they gather more dirt, dust and the filthy matter on itself. So to allow proper functioning, they have to be replaced.


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