CBSE X Physics Electricity
- .An ELECTRIC IRON has a rating750W;220Vcalculate:
- [R] resistance
- [I] current
- why is fuse had to have lowmeltingpoint & high resistivity?
- .An ELECTRIC IRON has a rating750W;220Vcalculate:
- [R] resistance
- [I] current
- why is fuse had to have lowmeltingpoint & high resistivity?