Sawaal
2
Q:

Which is a correct way to measure wavelength?

A) Nearest peak to peak B) Nearest peak to nearest trough
C) Nearest trough to peak D) None of the above

Answer:   A) Nearest peak to peak



Explanation:

Wavelength of a wave can be measured with the distance between two nearest crest and crest or nearest troughs. It is measured as armstrong units.

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