Physics
Grade-9
Easy
Question
______ of friction is seen in the image.
- Heating effect
- Tear effect
- Wear effect
- None of the above
Hint:
When the hands are rubbed together, friction produces heat causing wastage of energy.
The correct answer is: Heating effect
Heating effect of friction is seen in the image.
- Heat generation is one of the effects of friction.
- When two surfaces are rubbed, it causes friction with production of heat.
- The image shows the heating effect of friction.
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