Civil Engineering - Elements of Remote Sensing - Discussion

38. 

Pick up the correct statement from the following :

[A]. The minimum frequency of light for which no electrons are emitted, is called threshold frequency.
[B]. Polarising angle of glass is 57°.5
[C]. At the polarising angle, the reflected and refracted rays are orthogonal
[D]. All the above

Answer: Option D

Explanation:

No answer description available for this question.

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