Write a short note on friction is a necessary evil?
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Hey friend!
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Here is your answer
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# What is friction ?
<> Friction occurs when two objects are rubbed against each other.
<> It is a contact force.
#How is friction useful?
<> Friction helps us to walk and write.
<> Friction helps an object to stop and change direction.
<> Friction helps us to light a matchstick and tie a knot.
# How is friction evil ?
<> Friction produces heat between machinery and causes wastage of energy.
<> Friction wears out objects like shoes and ball bearings.
____________________________________________________
HOPE THIS HELPS YOU :)
_____________
Here is your answer
___________________
# What is friction ?
<> Friction occurs when two objects are rubbed against each other.
<> It is a contact force.
#How is friction useful?
<> Friction helps us to walk and write.
<> Friction helps an object to stop and change direction.
<> Friction helps us to light a matchstick and tie a knot.
# How is friction evil ?
<> Friction produces heat between machinery and causes wastage of energy.
<> Friction wears out objects like shoes and ball bearings.
____________________________________________________
HOPE THIS HELPS YOU :)
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