in a circuit diagram, what does this symbol represent?\n○ a resistor\n○ a light bulb\n○ a battery\n○ a switch
in a circuit diagram, what does this symbol represent?\n○ a resistor\n○ a light bulb\n○ a battery\n○ a switch
Answer
Answer:
D. a switch
Brief Explanations:
In circuit diagrams, the given symbol represents a switch. A switch is used to open or close an electrical circuit. The other options have different symbols: a resistor is usually a zig - zag line, a light bulb has a filament - like symbol, and a battery has a set of parallel lines with different lengths.