For a 3-phase induction motor, what fraction/multiple of supply voltag – McqOptions

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1.	For a 3-phase induction motor, what fraction/multiple of supply voltage is required for a direct-on-line starting method such that starting current is limited to 5 times the full-load current and motor develops 1.5 times full-load torque at starting time?
A.	1.632
B.	1.226
C.	0.816
D.	0.456
Answer» C. 0.816

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