DGVCL Exam Paper (11-12-2011)
In a series RLC circuit at resonance

Current is maximum and power factor is unity
Current is maximum and power factor is 0.5
Current is minimum and power factor is 0.5
Current is minimum and power factor is unity

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DGVCL Exam Paper (11-12-2011)
A fuse wire should have

Low specific resistance and low melting point
High specific resistance and high melting point
High specific resistance and low melting point
Low specific resistance and high melting point

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