Science, asked by dharmeshkumarthakur5, 2 months ago

किसी अवतल दर्पण की फोकस दूरी और उसकी वक्रता किया है, तो निम्नांकित में कोन
स्वर सही है?
R=f
(B) R 21
ICR33/
R/12

Answers

Answered by negi71827

0

Answer:

sh ha en ha en ha FB

kr FM ha

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