A bucket contains some transparent liquid and its depth is 40 cm. On looking from above, the bottom appears to be raised up by 8 cm. The refractive index of the liquid is |
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a) |
5/4 |
b) |
5 |
c) |
4/5 |
d) |
8/5 |
A bucket contains some transparent liquid and its depth is 40 cm. On looking from above, the bottom appears to be raised up by 8 cm. The refractive index of the liquid is |
|||||||
a) |
5/4 |
b) |
5 |
c) |
4/5 |
d) |
8/5 |