Fill in the blanks: (a) Longer line in the symbol for a cell represen

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 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.........
Answer» (a) Longer line in the symbol for a cell represents its positive terminal. (b) The combination of two or more cells is called a battery. (c) When current is switched ‘on’ in a room heater, it becomes hot. (d) The safety device based on the heating effect of electric current is called a fuse.

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.........

Answer»

(a) Longer line in the symbol for a cell represents its positive terminal.

(b) The combination of two or more cells is called a battery.

(d) The safety device based on the heating effect of electric current is called a fuse.