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

1. The time delay for an on-delay timer can be accomplished by several methods: pneumatic, electric clock, or electronic.
2. RC time constants are expensive but relatively accurate.
3. Most electronic timers are made to plug into sockets, which makes replacing a defective timer quick and avoids the necessity of rewiring.
4. When an on-delay relay is energized, its contacts remain in their normal position for some length of time before they change.
5. When an on-delay relay is de-energized, the contacts return to their normal position after some length of time.


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

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