12th Class Physics Alternating Current / प्रत्यावर्ती धारा Question Bank Case Based (MCQs) - Alternating Currents

  • question_answer
    The value of maximum power is:

    A) 2200 W

    B) 2299.3 W

    C) 5500 W                        

    D) 4700 W

    Correct Answer: B

    Solution :

    (b) 2299.3 W Maximum power, \[{{P}_{\max }}=\frac{1}{2}{{({{l}_{0}})}^{2}}R\]             \[=\frac{1}{2}\times {{\left( 14.14 \right)}^{2}}\times 23=2299.3\,W\]


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