Permanent Magnet D.C Generator in Hindi

By Anonymous -
Permanent Magnet D.C Generator / magneto - इस प्रकार के जनरेटर में स्थाई चुम्बक का इस्तेमाल किया जाता है । अर्थात फील्ड फ्लक्स परमानेंट मैगनेट द्धारा प्राप्त किया जाता है । स्थाई चुम्बक जनरेटर में फिल्ड स्ट्रेंथ स्थिरांक होती है जिस कारण आर्मेचर में उत्पन्न इ.एम.एफ़ स्पीड के समानुपाती होती है और एक निश्चित स्पीड पर उत्पन्न इ.एम.एफ़ स्थिर हो जाती है । इस प्रकार के जनरेटर को स्थाई चुम्बक डी.सी. जनरेट या मैगनेटो जनरेटर भी कहा जाता है ।

disadvantages of a magneto / मैगनेटो के अवगुण -
1.  मैग्नेटो की वोल्टेज को बदला नहीं जा सकता ।
२. परमानेंट मैगनेट को अधिक समय तक शक्तिशाली रखना असंभव है । कुछ सालोँ के बाद स्थाई चुम्बक की शक्ति घट जाती है तथा शक्ति घटने पर चुम्बकों को बदलना पड़ता है ।
Advantages of magneto / मैगनेटो के गुण -
1.  मैगनेटो को स्टार्ट करने के तुरंत बाद ही इ.एम.एफ़ प्राप्त की जा सकती है ।
2.  बहरी विधुत स्त्रोत की आवश्यकता नहीं होती है ।

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