A type of magnetic switch similar to a solenoid is a relay (Fig. 20-50) a relay is
Question:
A type of magnetic switch similar to a solenoid is a relay (Fig. 20-50) a relay is an electromagnet (the iron rod inside the coil does not move? Which, when activated, attracts a piece of iron on a pivot. Design a relay to close an electrical switch. A relay is used when you need to switch on a circuit carrying a very large current but you do not want that large current flowing through the main switch. For example, the starter switch of a car is connected to a relay so that the large current needed for the starter does not pass to the dashboard switch.
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To design a relay place the iron rod inside of a solenoid then point one end of t...View the full answer
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