Explain increasing and reducing friction.
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We can reduce the friction by using lubricant and increase it by making the surface rough and removing the ball bearing, lubricant,etc.
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Introduction to the ways of increasing friction and decreasing fiction.
When a body slides over the surface of another body , there is an opposing force acting in opposite direction of motion and the opposing force is called as friction.There are various by means of which we can increase or decrease friction :
Reducing friction by smoothing the surface, using lubricants and using wheels.
Increasing friction by driving car and climbing mountains.
When a body slides over the surface of another body , there is an opposing force acting in opposite direction of motion and the opposing force is called as friction.There are various by means of which we can increase or decrease friction :
Reducing friction by smoothing the surface, using lubricants and using wheels.
Increasing friction by driving car and climbing mountains.
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