Which of the following statements is/are true?
I. An electric cell has two terminals, a positive
terminal and a negative terminal while an electric
bulb has one terminal.
II. An electric cell produces electricity from the
chemicals stored inside it.
III. A break in the filament of a bulb indicates that the bulb is fused.
IV. Switch is a simple device that is used to break the
circuit only.
V. Thomas Alva Edison invented the electric bulb
and the electric cell.
AI and II only
BII only
CII and III only
DI, IV and V only
Incomplete solution. Provide explanations for I, IV and V as well?