Science, asked by ms7456917, 9 months ago

उस उत्तल दर्पण की फोकस दूरी ज्ञात कीजिए जिसकी वक्रता त्रिज्या 30 सेंटीमीटर है

Answers

Answered by manoharprajapat740

3

Answer:

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Answered by csmahtoliya

2

Answer:

R=30cm

Explanation:

f=r\2

f=30\2=15

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