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A sinusoidal wave is input into an SCR HWR if its ﬁring angle is 45°, then find the maximum possible conduction angle? Identify from the options given

Question

A sinusoidal wave is input into an SCR HWR if its ﬁring angle is 45°, then find the maximum possible conduction angle? Identify from the options given below?

45°

135°

225°

90°

Solution

Correct option is B

Conduction Angle = (180°-α),
where α — ﬁring angle = 45°
Conduction angle = 180°- 45°
Conduction angle = 135°

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A sinusoidal wave is input into an SCR HWR if its ﬁring angle is 45°, then find the maximum possible conduction angle? Identify from the options given below?

45°

135°

225°

90°

Correct option is B

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