advantages and disadvantages of heating effect of electric current
There are many advantages and disadvantages of electricity like -
1)we use Electricity tolight bulbs fan A.C etc.
1)It can make spark which in presence of gas may start a fire.
2)We can beelectrocuted if some body has bad intents and may cause severe burns which may lead to death also.etc.
I hope it gives a solution to your question.
A lot of heat is produced,which can be consequent(as a side effect which leads to wastage).Eg-microwave etc
Heat produced does work.ie intentional heat production.This principle is used to cause the filament of a bulb to glow (conversion of electric energy to heat and light energy)