Answer the following statement(s) true (T) or false (F)

1. Plug-in relays are designed for multiple switching applications at or above 240 V.
2. The normal state of a switch shows the contact configuration when the device is being acted upon by an external force.
3. Standards have been developed that specify certain colors in push-button switch operators for particular functions. For example, in the machine tool industry, green means “Start Motors, Cycle Start, Initiate Motion.”
4. Multiple contacts may be connected to a single selector switch (SSW).
5. The 120 VAC circuit is normally protected by a single fuse or circuit breaker.


1. False
2. False
3. False
4. True
5. True

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