1.

Solar rays are incident at 45^(@) on the surface of water (mu=4//3). The length of the shadow of a pole of length 1.2 m formed at the bottom of the pond is 3.3/n where n is (if the poleis vertical assuming that 0.2 m of the pole is above the water surface)

Answer»

40
`4`
`3`
`0`

ANSWER :B


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