If the distance between centres of earth and moon is D and mass of earth is ,81 times the mass of moon then at what distance from
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Answer:
81 times the mass of moon then at what distance from if the distance between centres of earth and moon is d and mass of earth is .
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Explanation:
concave mirror by looking at the image formed in the each case can be changed the focal length of the given spherical mirror by changing the object.
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