Polarisation Flashcards

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1
Q

What can unpolarised waves do

A

change their plane of oscillation at random

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2
Q

what kind of waves can be polarised

A

transverse

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3
Q

wave velocity

A

frequency x wavelength

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4
Q

time period

A

1/frequency

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5
Q

degree to rads

A

degree x π/180 = rads

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6
Q

rads to degree

A

rads x 180/π = degree

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7
Q

define compression

A

where the particles are at their closest points together

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8
Q

define rarefaction

A

where the particles are furthest apart

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9
Q

define wavelength

A

centre of compression to next adjacent compression

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10
Q

peak pd

A

amplitude x y gain

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