Answers

2016-03-16T00:54:57+05:30
The depth which is not real but appears as real
0
2016-03-16T01:07:16+05:30
Real and apparent depth. The refraction of light at the surface of water makes ponds and swimming pools appear shallower than they really are. A 1m deep pond would only appear to be 0.75 m deep when viewed from directly above. See the pic for more clarification
0