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JEE Main 2004 (AIEEE) · Series LCR Circuit

Series LCR Circuit question from JEE Main 2004 (AIEEE)

Q64JEE Main 2004 · AIEEEEasy

Series LCR Circuit

In an LCRLCR series a.c.\text{a.c.} circuit, the voltage across each of the components, L,CL, C and RR is 50 V50\text{ V}. The voltage across the L-CL\text{-}C combination will be:

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Answer: (d)

  1. VLV_L and VCV_C are 180∘180^\circ out of phase, so VLC=∣VL−VC∣V_{LC} = |V_L - V_C|.
  2. VLC=∣50−50∣=0V_{LC} = |50 - 50| = 0 V
  3. So the answer is (d) zero.
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