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Physics CBSE Live product
Class 8 (2026-27)
Exploring Forces
Friction & Motion
8.
Controlling friction
Question:
1
m.
Answer the following:
Which two actions can be used to increase friction?
Making surfaces rough
Using ball bearings
Using tyres with grooves
Applying oil to surfaces
Important!
Note: if more than one answer is correct, select all correct answers.
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