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In YDSE, two slits 2 mm apart are illuminated by light of wavelength 8000 A. Fringe width on the screen placed 1 m from the slits will be

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Important Questions on Wave Optics

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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 2
How fast a person should drive his car so that the beam at wavelength 480 nm is observed at 480.08 nm ?
 
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 3
The refractive index of a medium is 43. If unpolarised light is incident on at the angle of polarisation, then angle of refraction will be
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 4
In YDSE experiment, the angular width of a fringe formed on a distant screen is 0.5°. If light of wavelength 7000\AA is used in the experiment, then distance between slits is
 
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 5
Two coherent sources with intensities I1 and I2 interfere to form a fringe pattern on screen. The value of Imax-IminImax+Imin is
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 6
Two coherent light waves are represented by y1=8sinωt  and y2=6sinωt+60°. If these two waves interfere at a point, the amplitude of resultant wave will be nearly [ t is in second]
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 7
A transparent material has the refractive index of 3. The incident angle of unpolarised light at which reflected light will be completely plane polarised, is
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 8
If two slits in YDSE experiment have their width ratio 1 : 9, then ratio of minimum to maximum intensity in the interference pattern would be
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Gamma Question Bank for Medical Physics>Chapter 27 - Wave Optics>Assigment>Q 9
In YDSE two slits are placed 2 mm from each other. Interference pattern is observed on a screen placed 1 m from the plane of slit. What is the fringe width for a light of wavelength 600 nm ?