Q. Ra is resistance at A, Rb is resistance at B, Rc is resistance at C in star connection. After transforming to delta, what is resistance between B and C?

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Q. Ra is resistance at A, Rb is resistance at B, Rc is resistance at C in star connection. After transforming to delta, what is resistance between A and C?

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Q. Ra is resistance at A, Rb is resistance at B, Rc is resistance at C in star connection. After transforming to delta, what is resistance between A and B?

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Q. If a 1ohm 2ohm and 32/3ohm resistor is connected in star, find the equivalent delta connection.

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Q. If an 8/9ohm, 4/3ohm and 2/3ohm resistor is connected in star, find its delta equivalent.

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Q. The maximum power drawn from source depends on __________

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Q. The maximum power is delivered to a circuit when source resistance is __________ load resistance.

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Q. If source impedance is a complex number Z, then load impedance is equal to _________

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Q. If ZL=Zs’, then RL=?

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Q. Does maximum power transfer imply maximum efficiency?

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Q. Under the condition of maximum power efficiency is?

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Q. Name some devices where maximum power has to be transferred to the load rather than maximum efficiency.

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