Observe the given figure. Find Thevenin’s resistance as seen from open-circuited terminals?

Four relations have been given. Select the correct relation?

Conductors experience skin effect in

If the AC voltage and current are given by the following expressions?

v = 200sin (314t — 60°)

i = 50sin (720t), then what is the phase relation between them?

The impedance at resonance offered by a parallel resonant circuit is

Which of the following comes under the category of single-phase commutator motors?

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