Which device can be used to convert sound waves into electrical signals?

What is the purpose of a circuit breaker?

What type of device is a light-emitting diode (LED)?

Which device is used for measuring resistance?

What is an electronic fuse?

A DC generator without commutator is a

Which device is used to measure electrical current?

What type of electrical device is a relay?

Which device is commonly used to protect circuits from overload?

Which device is used to convert AC to DC?