Diffraction of wave can be observed clearly only when the size of slit or obstacle is nearly_____to the wavelength of the wave:

A ) Two times

B ) Equal ✅

C ) For times

D ) Half

Related Questions
  1. The distance between two consecutive waves compressions or rarefactions is called:
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  4. The sound waves are the example of:
  5. The product of frequency and wavelength is equal to:
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