Self Studies

Reflection And ...

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  • Question 1
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    In cold countries, the phenomenon of looming (i.e. ship appears in the sky) takes place, because refractive index of air

  • Question 2
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    A student has been given a project to prepare an astronomical telescope. Which two types of lenses does she have to buy?

  • Question 3
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    The image of a candle formed by a convex lens is found to be real and inverted. What change would be found in the nature of this image if the lower half of the lens is covered with black paper?

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