In a pure inductive circuit or in an $ac$ circuit containing inductance only,the current

  • A
    Leads the e.m.f. by $90^{\circ}$
  • B
    Lags behind the e.m.f. by $90^{\circ}$
  • C
    Sometimes leads and sometimes lags behind the e.m.f.
  • D
    Is in phase with the e.m.f.

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Similar Questions

$A$ $15.0 \; \mu F$ capacitor is connected to a $220 \; V, 50 \; Hz$ source. Find the capacitive reactance and the current ($rms$ and peak) in the circuit. If the frequency is doubled,what happens to the capacitive reactance and the current?

As per the given graph,choose the correct representation for curve $A$ and curve $B$. Where $X_{C} =$ reactance of a pure capacitive circuit connected to an $A.C.$ source,$X_{L} =$ reactance of a pure inductive circuit connected to an $A.C.$ source,$R =$ resistance of a pure resistive circuit connected to an $A.C.$ source,and $Z =$ impedance of the $LCR$ series circuit.

Explain $AC$ voltage applied to a resistor and explain it with a necessary graph.

$A$ $44 \; mH$ inductor is connected to a $220 \; V, 50 \; Hz$ $AC$ supply,and a $60 \; \mu F$ capacitor is connected to a $110 \; V, 60 \; Hz$ $AC$ supply. What is the net power absorbed by each circuit over a complete cycle? Explain your answer.

An $AC$ source is connected to a capacitor $C$. Due to a decrease in its operating frequency:

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