To observe diffraction, the size of the obstacle

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Ram Sharma

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Q. To observe diffraction, the size of the obstacle

(A) should beX/2, where X is the wavelength
(B) should be of the order of wavelength.
(C) has no relation to wavelength.
(D) should be much larger than the wavelength.

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✅ Correct Answer: (B) should be of the order of wavelength.

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