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प्रश्न
On increasing the focal length of the objective, the magnifying power ______.
पर्याय
of microscope will increase, of telescope will decrease.
of both will increase.
of both will decrease.
of microscope will decrease, of telescope will increase.
MCQ
रिकाम्या जागा भरा
उत्तर
On increasing the focal length of the objective, the magnifying power of microscope will decrease, of telescope will increase.
Explanation:
Magnifying power of microscope,
`"M"_"m" = ("L"/"f"_0)("D"/"f"_"e")`
`"M"_"m" prop 1/"f"_0`
Magnifying power of telescope `"m"_"t" = "f"_0/"f"_"e"`
mt ∝ f0.
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