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Radio waves are readily diffracted aroun...

Radio waves are readily diffracted around buildings whereas light waves are negligibly diffracted around buildings. This is because radio waves

A

Are plane polarized

B

Have much longer wavelengths than light waves

C

Have much shorter wavelengths than light waves

D

Are nearly monochromatic (single frequency)

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The correct Answer is:
B
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RESNICK AND HALLIDAY-INTERFERENCE AND DIFFRACTION -PRACTICE QUESTIONS (Single Correct Choice Type)
  1. Light is reflecting off a wedge-shaped thin piece of glass producing b...

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  2. Consider two identical inicroscope slides in air illumi- nated with m...

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  3. Radio waves are readily diffracted around buildings whereas light wav...

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  4. The shimmering or wavy lines that can often be seen near the ground o...

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  5. If the Huygen's principle applies to any point anywhere in a beam pat...

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  6. No fringes are seen in a single-slit diffraction pattern if

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  7. Monochromatic plane waves of light are incident normally on a single ...

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  8. A single slit with the direction to a point P on a distant screen as s...

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  9. At the first minimum adjacent to the central maximum of a single-slit ...

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  10. A diffraction-limited laser of length l and aperture diameter d gener...

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  11. Two stars that are close together are photographed through a telescop...

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  12. Resolving power of a telescope can be increased by

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  13. In a double-slit diffraction experiment, the number of interference f...

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  14. A double slit is illuminated with monochromatic light of wavelength 6...

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  15. Two slits are separated by 2.00 xx 10^(-5) m. They are illuminated by...

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  16. A 4.0 xx 10^(2) nm thick film of kerosene (n = 1.2) is floating on wa...

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  17. A portion of a soap bubble appears green ( lambda = 500.0 nm in vacuu...

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  18. Light of wavelength lambda in vacuum strikes a lens that is made of g...

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  19. Light wavelength 650 nm is incident normally upon a glass plate the gl...

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  20. Two glass plates, each with an index of refraction of 1.55, are separ...

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