What is used in cycles to increase friction and find out any two techniques used to reduce friction in heavy machinery ??
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6
IN cycles up and drowns like small spores like thorns to inrease friction
in machines oil and grease are used to reduce friction
in machines oil and grease are used to reduce friction
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5
There are rubber tires filled with air to increase friction between the cycle and road.
People may use grease and oil to reduce friction of heavy machinery.
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