MCQOPTIONS
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MCQOPTIONS
| 1. |
You need a very thyristor to control the speed of an AC fan motor. A good device to use would be |
| A. | a 4-layer diode. |
| B. | a PUT. |
| C. | a triac. |
| D. | a BJT. |
| Answer» D. a BJT. | |