Multiple Choice
The fanning out of waves upon passing through an opening is more pronounced through
A) small openings.
B) large openings.
C) same for each
D) none of the above
Correct Answer:
Verified
Correct Answer:
Verified
Q13: When long-wavelength light is seen in the
Q14: Holograms employ the principle of<br>A)diffraction.<br>B)interference.<br>C)both of these<br>D)neither
Q15: Secondary wavelets spread from a wave with<br>A)reduced
Q16: According to Huygens' principle, every point on
Q17: For viewing tiny objects in a microscope,
Q19: A hologram is simply a<br>A)complex diffraction grating.<br>B)thin
Q20: Diffraction is least when illumination is with<br>A)red
Q21: Light from two closely-spaced stars cannot produce
Q22: A pair of crossed Polaroids will transmit
Q23: Monochromatic light is light of a single<br>A)wavelength.<br>B)frequency.<br>C)color.<br>D)all