10 cm फोकस दूरी वाले अवतल दर्पण से 15 cm की दूरी पर रेखा वस्तु के प्रतिबिंब की प्रकृति क्या होगी ?
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-30 cm is the right answer
Answered by
1
Answer:
-30cm is the answer
Explanation:
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