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A beam of electrons is used in an Young'...

A beam of electrons is used in an Young's double slit experiment.The slit width is d.When the velocity of electrons is increased,then

A

no interference is observed

B

fringe width incrases

C

fringe width decreases

D

fringe width remain same.

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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
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  2. In an ideal double slit experiment when a glass plate having refractiv...

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  3. A beam of electrons is used in an Young's double slit experiment.The s...

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  4. A thin slice is cut out of a glass cylinder along a plane parallel to ...

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  5. In the adjacent diagram, CP represents a wavefront and AO & BP, the co...

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  6. Yellow light is used in a single slit diffraction experiment with slit...

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  7. A parallel monochromatic beam of light is incident normally on a narro...

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  8. A beam of light of wavelength 600 nm from a distant source falls on a ...

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  9. A ray of light from a rarer medium strikes a denser medium. The reflec...

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  10. A light ray travelling in glass medium is incident on glass-air interf...

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  11. A ray of light is reflected at angle 30^@.If the angle of incidence be...

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  12. A ray of light travels from the point A to B with a uniform speed.On i...

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  14. A square wire of side 3 cm is placed 25 cm away from a concave mirror ...

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  19. A short linear object of length b lies along the axis of a concave mir...

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