Electrical fuse is based on the magnetic effect of current.

Complete the word puzzle with the help of given clues.

ACROSS
1. Circuit through which current flows (13).
2. Device used for lifting heavy loads (13).
3. U-shaped soft iron piece used in electric bell (8)
4. Material used to make electromagnet (8).
5. Filament of an electric lamp (8) DOWN
6. A combination of two or more cells (7).
7. A safety device in electrical circuits against high currents (4).
8. An electric appliance based on heating effect of current (6).