Give two example to show that friction is necessary evil
Answers
Answered by
5
Friction can be both friend and foe.
FRIEND:
1 It helps in construction of buildings.
2 It helps in walking on the ground.
FOE:
1 soles of shoe and tyres of vehicles wear out due to friction.
2machine get heated up also produces damage
FRIEND:
1 It helps in construction of buildings.
2 It helps in walking on the ground.
FOE:
1 soles of shoe and tyres of vehicles wear out due to friction.
2machine get heated up also produces damage
Similar questions