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Advantages and disadvantages of friction Class 6 Physics ICSE

Advantages of Friction 1. You can write on paper using pencil 2. You can hold a book in your hand. 3. You are able to light up matchstick. 4. Cars, bikes, buses and trucks run on the road. 5. Moving vehicles can be stopped by applying brakes 6. Knitting, weaving, stitching work are possible due to friction Disadvantages of Friction 1. Friction always opposes motion of a body over another.. 2. Frictional force between various parts of a machine produces heat and noise. 3. Heat produced due to continues use of machinery causes wear and Tear of its moving parts. 4. Vehicle give less mileage because a part of the fuel consumed is spent in overcoming the friction. 5. Our shoes and tires of vehicles wear out due to friction