A switch, switching transistor, or circuit breaker usually does.
The switch.
A switch.
Generally a circuit breaker (like a light switch) But I guess you could use a resistor of the right resistance If you are talking about the circuit breaker there is an electromagnetic coil in it which get magnetized on a specific amount of current and breaks the circuit
Generally a circuit breaker (like a light switch) But I guess you could use a resistor of the right resistance If you are talking about the circuit breaker there is an electromagnetic coil in it which get magnetized on a specific amount of current and breaks the circuit
CorneaCornea
The shutter.
An electric circuit is opened whenever a part of it is not connected to anything.
When an electric cell is a part of a complete electric circuit, the chemical energy of its chemical is converted in to electrical energy.
Your epiglottis closes and opens in your throat. It's the part that causes gagging.
The gill covers will open and close the same amount of times that the fish's mouth opens and closes. This happens normally as a part of a fish's respiration.
2 amperes
Battery.