Welcome to the Quiz!
This quiz contains 8 questions from a mix of 1 subtopics.
Which of the following best describes plane polarised waves?
waves that vibrate in a single plane perpendicular to their direction of travel
waves that only vibrate parallel to their direction of travel
waves that vibrate in multiple perpendicular planes
waves that vibrate in spiral patterns
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What type of waves can be plane polarised?
both longitudinal and transverse waves
neither longitudinal nor transverse waves
longitudinal waves
transverse waves
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In an experiment with two crossed polarising filters rotated relative to each other, at what orientation is light transmission blocked completely?
180°
45°
90°
0°
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What happens when unpolarised light passes through a polarising filter?
it becomes circularly polarised
it becomes randomly polarised
it becomes plane polarised
it becomes longitudinally polarised
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Malus's law gives the transmitted intensity (I) of polarised light after an analyser in terms of:
incident intensity (I0) and angle between the transmission axes (θ)
incident intensity and speed
incident intensity and refractive index
incident intensity and wavelength
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What type of waves require different techniques compared to light for achieving polarisation?
microwaves
radio waves
infrared waves
X-rays
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How does a metal grille polarise microwaves?
by reflecting the microwaves
by diffraction from the wires
by selectively absorbing microwaves parallel to the wires
by refracting the microwaves
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How can light polarisation be investigated using filters?
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