Science, asked by dilipgupta48716, 7 months ago

एक गोलीय दर्पण की वक्रता त्रिज्या 20 सेंटीमीटर की फोकस दूरी क्या होगी

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Answered by tanusharma80

4

Answer:

Can you please explain me in English so that I can explain you the correct answer

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