1.

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 as ______.(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 ________.

Answer» 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 as ______.

(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 ________.


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