A single-phase ac switch is used in between a 230 V source and load o – McqOptions

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1.	A single-phase ac switch is used in between a 230 V source and load of 2 kW and 0.8 lagging power factor. Determine the rms current rating required by the SCR. Use the factor of safety = 2.
A.	10.87 A
B.	87 A
C.	21.74 A
D.	32 A
Answer» D. 32 A

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