A firing angle controlled triac is feeding a single-phase R-L load with L=15 mH and R=11 ohm.The triac input voltage is 220 V rms and 60 Hz. a) Calculate the minimum firing angle at which triac can be fired. b) If firing angle is 30 degress find the angle ß at which zero current occurs.
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![A firing angle controlled triac is feeding a single-phase R-L load with L=15 mH and
R=11 ohm.The triac input voltage is 220 V rms and 60 Hz.
a) Calculate the minimum firing angle at which triac can be fired.
b) If firing angle is 30 degress find the angle ß at which zero current occurs.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F505b21c7-8dad-4c16-b316-226a2405ad7a%2F863c602e-3601-44c1-8089-83ffcc4f7701%2Fc24rgph_processed.png&w=3840&q=75)
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