A water tank appears shallower when it i...

A water tank appears shallower when it is viewed from top due to

rectilinear propagation of light

reflection

total internal reflection

refraction

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Why does water tank appear shalleower when veiwed from the top ?

Explain why (a) A diamond glitters in a brightly lit room, but not in a dark romm. (b) A crack in window pane appears silvery. (c ) The bubbles of air rising up in a water tank appear silvery when viewed from top.

Explain why (a) A diamond glitters in a brightly lit room, but not in a dark room. (b) A crack in a window pane appears silvery. ( c) The bubbles of air rising up in a water tank appear silvery when viewed from top.

Water in a swimming pool or water tank appears shallower than its depth. Why ?

Assertion : An empty test tube dipped into water in a beaker appears silver, when viewed from a suitable direction. Reason : Due to refraction of light, the substance in water appears silvery.

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