True/False Questions

There may be times when it is desirable to have more than one START–STOP push button station to control a motor.

Many bimetal strip type overload relays can be set for either manual or automatic reset.

Control transformers generally have screw terminals connected to the primary and secondary leads.

____________________ forces one contactor to be de-energized before the other one can be energized.

The continuous change of both amplitude and polarity of the magnetic field causes currents to be induced into the metal core material; these currents are called ____________________ currents.

In a three-wire start/stop motor control circuit, the Stop Button can be wired normally open or normally closed. For the circuit to operate properly, the Stop Button should be wired_____________________.

In schematics, electrical components are always shown in their energized or on state.

When a component is used to perform the function of start it is generally normally ____________________.

Diodes are used to suppress the voltage spikes produced by coils that operate on direct current.