Question
Name three important disadvantages of friction.
✓
Answer
The three important disadvantages of friction are:
$i.$ Friction reduces the speed of moving objects by dissipating the energy.
$ii.$ Friction produces unnecessary heat and damages wheels and machines.
$iii.$ Friction causes injuries, when a person falls it's skin gets peeled off due to friction.
$i.$ Friction reduces the speed of moving objects by dissipating the energy.
$ii.$ Friction produces unnecessary heat and damages wheels and machines.
$iii.$ Friction causes injuries, when a person falls it's skin gets peeled off due to friction.
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