Question

harmful effect of friction minimum ten point

Answer 1

friction is related to motion as it is more important it is harmful also, 
generally risky accidents are taking place due to friction 

> the biggest disasters like land slides,forest fires etc are happening due to       frictions 
> due to more friction we easily fall on ground
> during driving vehicles more friction can cause drifting or an accident
> due to less friction we can easily slip onto the ground
> more friction increases heat and due to this any good conductor can easily     caught fire this can led to an harmful

sorry i don't know any more but i hope that it helps you,
thanks...