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JEE Mains · Physics · STD 12 -7. Alternating current

बहुत उच्च आवृत्ति पर, दिए गए परिपथ में प्रभावी धारा I का मान \(...........A\) होगा।

  1. A \(4\)
  2. B \(44\)
  3. C \(42\)
  4. D \(46\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(44\)

Step-by-step Solution

Detailed explanation

At very high frequencies, \(X _{ C }=\frac{1}{\omega C } \approx 0\) Also \(X _{ L }=\omega L \approx \infty\) Thus, equivalent circuit can be redrawn as \(Z =1+2+2=5 \Omega\) \(I =\frac{220 V }{5 \Omega}=44 A\)
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