Multiple choice question for engineering Set 1 1. Find the equivalent delta circuit. a) 3ohm, 10ohm, 5ohm b) 3ohm, 10ohm, 15ohm c) 3ohm, 1ohm, 5ohm d) 3ohm, 10ohm, 6ohm AnswerAnswer: a [Reason:] Using the star to delta conversion: R1=4.53+6.66+4.53*6.66/1.23 R2=4.53+1.23+4.53*1.23/6.66 R3=1.23+6.66+1.23*6.66/4.56. 2. Which, among the following is the correct expression for star-delta conversion? a) R1=Ra*Rb/(Ra+Rb+Rc),…
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