For a SCR the maximum rms on-state current is 35 A. If the SCR is used in a resistive circuit for a rectangular wave with conduction angle of 90°. Calculate the average & rms currents respectively. a) I/4, I/2 b) I/2, I/√2 c) I/4, I2/2 d) I/4, I/√2

# For a SCR the maximum rms on-state current is 35 A. If the SCR is used in a resistive circuit for a rectangular wave with conduction angle of 90°. Calculate the average & rms currents respectively. a) I/4, I/2 b) I/2, I/√2 c) I/4, I2/2 d) I/4, I/√2

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a Explanation: First convert the conduction angle into N for rectangular wave. N = 360°/Conduction angle = 4 Therefore, Iavg = I/4 Irms = I/√4 = I/2.