Physics
A pond appears to be 2.7 m deep. If the refractive index of water is 4/3, find the actual depth of the pond.
Related Questions
Where should an object be placed in front of a convex lens in order to get:
(i) an enlarged real image,
(ii) enlarged virtual image?
Complete the path of the monochromatic light ray AB incident on the surface PQ of the equilateral glass prism PQR till it emerges out of the prism due to refraction.
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(ii) Which colour has a greater speed in glass?
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