In the given wave, what will be half the wavelength?
A
AB
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B
AC
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C
BC
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D
BE
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Solution
The correct option is B AC The distance between 2 closest (successive) crests or 2 closest (successive) troughs is called wavelength. We denote it by λ.
Now half of this will be the distance between the closest crest and trough. This will be equal to λ/2.