A control panel has two 24 VDC relays CR3 and CR5. CR3 is not energized and CR5 is energized. a. pilot light connected to CR3-1 N.O. contacts would be ON.   b. Blower starter connected to CR3-2 N.C. contacts in series with CR5-1 N.O. contacts will be running   c. Pump-2A will be running if its starter is connected to CR5-2 N.C. contacts.   d. pilot light connected to CR3-3 N.O. contacts in series with CR5-3 N.C. contacts will be ON.

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