Answer the following statement(s) true (T) or false (F)
1. A DC motor is reversed by reversing the shunt field current.
2. In a DC reversing motor, the forward and reverse buttons are mechanically interlocked so that it is not possible to operate these buttons at the same time.
3. In a CEMF controller, braking action increases as the armature speed decreases.
4. When using the CEMF controller and dynamic braking, a field discharge resistor must be added.
5. A field discharge resistor is a thyristor-type device that conducts when the voltage across it is high enough, but has a high resistance to normal line voltage.
1. FALSE
2. TRUE
3. FALSE
4. TRUE
5. TRUE
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