Question

What is the difference between on-off control and phase control?

Answer 1

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An on-off control is designed for any type of input signal. A phase control is meant for only sine wave signals. The thyristor switch sets up a connection between the load and the AC source for only part of each cycle of the input voltage.

Answer 2

Answer:

An on-off control is designed for any type of input signal. A phase control is meant for only sine wave signals. The thyristor switch sets up a connection between the load and the AC source for only part of each cycle of the input voltage.