When an object is kept at 6 cm in front of a concave mirror , its image is obtained at 24 cm behind the mirror . Find its focal length .
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Read the following information carefully and answer the questions that follow:
The species 'A' and 'B of wild animals are found exclusively in a particular area
and nowhere else. The species 'C is listed in Red Data Book of India, whereas, species D' and E of wild animals no longer exist anywhere on the earth.
(a) What name is given to species like A andB?
b) What are species like C known as ?
(c) What is the special name given to species D and E ?
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Answer:
ujji
Explanation:
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