Which of the following device can be used to open or close ...
The device used to open or close an electric circuit is called a/an (a) cell (b) electric circuit (c) electric switch (d) battery. Science | Science in Everyday Standard VII. Q2. Write one word for the following. 1. An unbroken path through which electric current can flow ..... 2. A very thin wire made of a special material (such as tungsten) which glows in a bulb..... 3. Tightly wound coils ...