Paragraph for below question- - - - - - -A series LCR circuit containing a resistance of 100 - has angular resonance frequency 2 - 104 rad s-1- At resonance- the voltages across resistance and inductance are 50 V and 40 V respectively- - LCR - - 100 - - - - - - - - - 2 - 104 rad s-1 - - - - - - - - - - - 50 V - 40 V -Q- The value of inductance L is- - - L - - -

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Dimensional Analysis

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नीचे दिये गये प्रश्न के लिए अनुच्छेद
A series LCR circuit containing a resistance of 100 Ω has angular resonance frequency 2 × 10⁴ rad s^–1. At resonance, the voltages across resistance and inductance are 50 V and 40 V respectively.

एक श्रेणी LCR परिपथ में 100 Ω का एक प्रतिरोध है, इसकी कोणीय अनुनादी आवृत्ति 2 × 10⁴ rad s^–1 है। अनुनाद पर, प्रतिरोध व प्रेरकत्व के सिरों पर वोल्टता क्रमशः 50 V तथा 40 V हैं।
Q. The value of inductance L is

प्रश्न - प्रेरकत्व L का मान है

2 mH

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4 mH

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\frac{5}{3} mH

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5 mH

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Solution

The correct option is B 4 mH
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Similar questions

Q. A series

L C R

circuit containing a resistance of

120 Ω

has angular resonance frequency

4 \times 10^{5} r a d s^{- 1}

. At resonance the voltages across resistance and inductance are

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This section contains 1 Assertion-Reason type question, which has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.
इस खण्ड में 1 कथन-कारण प्रकार का प्रश्न है, जिसमें 4 विकल्प (a), (b), (c) तथा (d) दिये गये हैं, जिनमें से केवल एक सही है।

A : For a series LCR AC circuit, if inductance is increased by a factor of four, keeping capacitance constant, then the resonant angular frequency becomes twice of its initial value.
A : एक श्रेणी LCR AC परिपथ के लिए, यदि धारिता को नियत रखते हुए प्रेरकत्व को चार गुना बढ़ाया जाता है, तब अनुनादी कोणीय आवृत्ति अपने प्रारम्भिक मान की दोगुनी हो जाती है।

R : For a series LCR AC circuit resonant angular frequency is given by ω_resonant =