If an electric motor driven air compressor fails to start, it may be due to a ().
If the electric motor driving an air compressor fails to start, the cause may be a ().
Electric circuits are protected against overloads and short circuits by means of a/an ().
When would you ground an electric hand tool?()
Electric cargo winches have an overload safety device which normally cuts the current to the winch motor().
The () is a crystal which, under pressure, produces an electric current which varies with the pressure.
The primary function of an electric motor is to ()
(),as the chemical extinguisher agent,should be used for an electric fire.
If the electric motor driving an air compressor fails to start, the cause may be a ().
Tools with ()handles should be used to check electric circuit.