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Electric Current and Its Effects
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12/07/2021 12:54 pm
Topic starter
Fill in the blanks:
(a) Longer line in the symbol for a cell represents its ___________terminal.
(b) The combination of two or more cells is called a ____________.
(c) When current is switched ‘on’ in a room heater, it ___________.
(d) The safety device based on the heating effect of electric current is called a _____________.
1 Answer
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12/07/2021 12:55 pm
(a) positive
(b) battery
(c) becomes red hot and emits heat
(d) fuse.