Polarization

Q. If the angle between the transmission axis of two polarizers is 90 degrees, what is the intensity of light passing through them?
  • A. Maximum intensity
  • B. Half of the original intensity
  • C. Zero intensity
  • D. Equal to the intensity of the first polarizer
Q. If the angle between the transmission axis of two polarizers is 90 degrees, what is the transmitted intensity of light?
  • A. Maximum intensity
  • B. Half of the original intensity
  • C. Zero intensity
  • D. One-fourth of the original intensity
Q. If two polarizers are oriented at 90 degrees to each other, what will be the intensity of light passing through them?
  • A. Maximum intensity
  • B. Half of the original intensity
  • C. Zero intensity
  • D. The same as the first polarizer
Q. If two polarizers are placed at 90 degrees to each other, what will be the intensity of light passing through them?
  • A. Equal to the intensity of the first polarizer
  • B. Half of the intensity of the first polarizer
  • C. Zero
  • D. Equal to the intensity of the second polarizer
Q. If two polarizers are placed in series with their axes at 90 degrees to each other, what will be the intensity of light passing through?
  • A. It will be maximum
  • B. It will be minimum
  • C. It will be half of the original intensity
  • D. It will be one-fourth of the original intensity
Q. If unpolarized light passes through a polarizer, what fraction of the light intensity is transmitted?
  • A. 0%
  • B. 25%
  • C. 50%
  • D. 100%
Q. If unpolarized light passes through a polarizer, what is the intensity of the transmitted light?
  • A. Zero
  • B. Half of the original intensity
  • C. Equal to the original intensity
  • D. Twice the original intensity
Q. If unpolarized light passes through a polarizer, what percentage of the light intensity will emerge?
  • A. 0%
  • B. 25%
  • C. 50%
  • D. 100%
Q. If unpolarized light passes through two polarizers at 90 degrees to each other, what is the intensity of the transmitted light?
  • A. Same as incident light
  • B. Half of the incident light
  • C. Zero
  • D. One quarter of the incident light
Q. If unpolarized light passes through two polarizers, what is the maximum intensity of light transmitted?
  • A. Zero
  • B. Half of the original intensity
  • C. Equal to the original intensity
  • D. Dependent on the angle between the polarizers
Q. In which of the following scenarios does light become polarized by reflection?
  • A. When it passes through a prism
  • B. When it reflects off a smooth surface at a specific angle
  • C. When it travels through a foggy medium
  • D. When it is diffracted through a narrow slit
Q. In which of the following scenarios does light become polarized?
  • A. When it passes through a prism
  • B. When it reflects off a non-metallic surface
  • C. When it travels through a vacuum
  • D. When it diffracts through a slit
Q. In which of the following scenarios is light most likely to be polarized?
  • A. When it passes through a prism
  • B. When it reflects off a smooth surface
  • C. When it travels through a vacuum
  • D. When it diffracts through a narrow slit
Q. In which of the following scenarios is light polarized?
  • A. Light from a candle
  • B. Light from a laser
  • C. Light from an incandescent bulb
  • D. Light from a fluorescent lamp
Q. In which scenario is light most likely to be polarized?
  • A. When it passes through a prism
  • B. When it reflects off a lake
  • C. When it travels through air
  • D. When it passes through a lens
Q. What happens to the intensity of light when it passes through two polarizers aligned at 90 degrees to each other?
  • A. It doubles
  • B. It halves
  • C. It becomes zero
  • D. It remains the same
Q. What happens to the intensity of light when it passes through two polarizers at an angle of 45 degrees?
  • A. It is halved
  • B. It is quartered
  • C. It remains the same
  • D. It doubles
Q. What happens to the light intensity when it passes through a polarizer at an angle of 60 degrees?
  • A. It is halved
  • B. It is reduced to one quarter
  • C. It remains the same
  • D. It is doubled
Q. What happens to the light intensity when it passes through two crossed polarizers?
  • A. It doubles
  • B. It is halved
  • C. It becomes zero
  • D. It remains the same
Q. What happens to the light intensity when it passes through two polarizers aligned at an angle of 30 degrees?
  • A. It remains the same
  • B. It is halved
  • C. It is reduced to one-fourth
  • D. It is reduced to three-fourths
Q. What happens to the polarization of light when it passes through a polarizer at an angle of 45 degrees?
  • A. It becomes unpolarized
  • B. It is completely absorbed
  • C. It is partially polarized
  • D. It is fully polarized
Q. What is Brewster's angle for a medium with a refractive index of 1.5?
  • A. 30 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. 53 degrees
Q. What is Brewster's angle?
  • A. The angle at which light is completely absorbed
  • B. The angle at which light is reflected with maximum polarization
  • C. The angle at which light refracts without any reflection
  • D. The angle at which light travels fastest
Q. What is the angle of incidence at which light is completely polarized upon reflection?
  • A. 0 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. Brewster's angle
Q. What is the Brewster's angle for a medium with a refractive index of 1.5?
  • A. 30 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. 53 degrees
Q. What is the Brewster's angle for light entering a medium with a refractive index of 1.5?
  • A. 30 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. 53 degrees
Q. What is the Brewster's angle for light in air (n=1) reflecting off glass (n=1.5)?
  • A. 30 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. 53 degrees
Q. What is the Brewster's angle for light traveling from air (n1 = 1) to glass (n2 = 1.5)?
  • A. 30 degrees
  • B. 45 degrees
  • C. 60 degrees
  • D. 53 degrees
Q. What is the Brewster's angle?
  • A. The angle at which light is completely absorbed
  • B. The angle at which light is reflected with maximum polarization
  • C. The angle at which light refracts without any reflection
  • D. The angle at which light intensity is halved
Q. What is the condition for light to be completely polarized by reflection?
  • A. Angle of incidence equals angle of refraction
  • B. Angle of incidence equals Brewster's angle
  • C. Angle of incidence is 45 degrees
  • D. Light must be monochromatic
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