In spite of having transistor added to its name, a Unijunction Transistor (UJT) working and characteristic curve varies completely from other counterparts.
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Three Point Starter
The internal wiring for Three point starter is shown in the fig below. The three terminals of the starter are marked A, F and L. One line is directly connected to point L which is further connected to the starting handle (arm) through the overload release. If motor has to be started, we need to […]