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Wave normal is a direction which is

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Important Questions on Wave Theory of Light

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 21
When wavefront strikes a reflecting surface,
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 24
According to Huygens' construction, tangential envelope which touches all the secondary spheres is the position of
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 25
Plane wavefront can be obtained from
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 26

A plane wavefront is incident with zero angle of incidence on a plane separating two media. The wavefront is

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 27
The wavefront due to a source situated at infinity is
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 28

During the reflection of light from the plane mirror, the incident ray, normal and reflected ray lie

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 29

The laws of reflection of light are valid for

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 4 - Wave Theory of Light>Classical Thinking>Q 30
Monochromatic light of wavelength λ is incident on the plane reflecting surface. After reflection, its wavelength will be