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रेडियोन्यूक्लाइड "" 6 ^11C में क्...

रेडियोन्यूक्लाइड ` ""_ 6 ^11C ` में क्षय निम्नलिखित समीकरण के अनुसार होता है |
`""_6^(11)C to ""_5^11B + e ^+ + v ( T _(1//2) = 20.3 ` मिनट )
उत्सर्जित पॉजिट्रॉन ` ( e^+) ` की अधिकतम ऊर्जा `0.960 MeV ` है | यदि कार्बन एवं बोरॉन के परमाणुओं के द्रव्यमान
` M ( ""_6^11 C) = 11.011434 u , M ( ""_5^11 B ) = 11.009305 u `
तथा इलेक्ट्रॉन या पॉजिट्रॉन का द्रव्यमान
` m _ e = 0.000548 u`
हो , तो Q - मान (Q - value) की गणना करें तथा उत्सर्जित पॉजिट्रॉन की अधिकतम ऊर्जा से इसकी तुलना करे |

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