disadvantages and advantages of friction pls list 4-4 each
Advantages
1. help us to walk
2. Movement of vehicles
3. Spiked shoes for better grip
4. Writing work
5. Application of brakes
6. Lightning a matchstick
7. Screws and nails
Disadvantage
1. Damage to engines
2. Worn out tyres
3. Loss of energy
4. Reduces the efficiency of machines