Assertion: Diffraction takes place for all types of waves mechanical or non-mechanical, transverse or longitudinal.
Reason: Diffraction's effect are perceptible only if wavelength of wave is comparable to dimensions of diffracting device.

If both Assertion 'and Reason are correct and Reason is the correct explanation ofAssertion

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If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion

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If Assertion is correct but Reason is incorrect

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If Assertion is incorrect but Reason is correct

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Solution

The correct option is B If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion
B
Diffraction us defined as the bending of light around the corners of the obstacle or aperture into the region Of geometrical shadow if the obstacle. Diffraction occurs with all waves, including sound waves, water waves and electromagnetic waves.

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Assertion: Diffraction takes place for all types of waves mechanical or non-mechanical, transverse or longitudinal. Reason: Diffraction's effect are perceptible only if wavelength of wave is comparable to dimensions of diffracting device.

Assertion: Diffraction takes place for all types of waves mechanical or non-mechanical, transverse or longitudinal.
Reason: Diffraction's effect are perceptible only if wavelength of wave is comparable to dimensions of diffracting device.