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प्रश्न
Which of the following helps with ice skating?
पर्याय
Rolling friction
Sliding friction
Static friction
Gliding friction
MCQ
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उत्तर
Sliding friction
Explanation:
In ice skating, the blade slides over the ice on a thin film of water. This motion involves sliding friction, which is very small, so the skater can move smoothly and quickly over the surface.
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