give two examples showing the harmful effect of friction
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Friction causes moving objects to stop or slow down. • Friction produces heat causing wastage of energy in machines. • Friction causes wear and tear of moving parts of macinery, soles of shoes etc.
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Friction produces heat causing wastage of energy in machines. Friction causes wear and tear of moving parts of macinery, soles of shoes, etc. Ans: ... Forest fires are caused due to friction between branches.
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