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JEE MAIN 2026 Crash Course
NEET 2026 Crash Course
CLASS 12 FOUNDATION COURSE
CLASS 10 FOUNDATION COURSE
CLASS 9 FOUNDATION COURSE
CLASS 8 FOUNDATION COURSE
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एक अपचायी ट्रांसफार्मर संचरण लाइन वोल्टेज को 2200 वोल्ट से 220 वोल्ट करता है | प्राथमिक कुण्डली में 5000 फेरे है | ट्रांसफॉर्मर की दक्षता 90% है तथा निर्गत शक्ति 8 किलोवाट है तो गणना कीजिये-(i) द्वितीयक कुण्डली में फेरो की संख्या तथा (ii) निवेशित शक्ति |

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