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Duplicate of IB Physics: Topics 4 and 9 Flashcards | StudBud
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Duplicate of IB Physics: Topics 4 and 9
Duplicate of IB Physics: Topics 4 and 9
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A #physics #IB related quiz, testing your knowledge in topics 4 and 9.
Flashcards
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Answers
1
What does d refer to in the equation: nλ=d sinθ ?
Distance between the two slits in a double slit experiment.
The distance from difraction grating to screen.
Distance between fringes on the screen in a double slit exp.
The displacement.
2
Which equation is the correct defintion of the time period of an oscillation?
T = s/v
t = 1/f
T = 1/f
t = s/v
3
What equation describes the wavelength of a third harmonic?
λ = 3l/2
λ = (v)/(3f)
λ = v/f
λ = (2l)/(3)
4
What is superposition?
The vector sum of wave displacement.
A high-ranking political position.
Placing matter in the same position as other matter.
Placing something on top of something else.
5
Which statement is true regarding the graph above?
The green curve has a longer wavelength than the red.
The green line has a greater amplitude than the red.
The red curve has a greater amplitude than the green.
The green line has a greater frequency than the red.
6
In general, when does light refract?
When it changes frequency.
When its speed changes.
When it hits water.
When it amplitude changes.
7
What is a standing wave?
A wave that is taller.
A wave that remains in the same position.
A wave that isn't sitting.
A wave that moves up and down.
8
What does SHM stand for?
Simple Harmonic Matter
Spin Hampered Motion
Swedish House Mafia
Simple Harmonic Motion
9
What is an example of longitudinal waves?
Sound
EM waves.
Waves in the ocean.
Radioactive alpha particles.
10
What is the defintion of an oscillation?
Wave-like motion.
Regular variation in position about a central point.
Movement back and forth in a regualr rhythm.
The flapping of a birds wings.
11
Is the flapping of the wings of a humming bird an exemple of oscillation?
Yes
No
12
When during an oscillation is the acceleration the greatest?
In between the central point and the maximum displacement.
Right before the central point.
Right after the central point.
Right after the maximum displacement.
13
What is this an example of?
The power of willpower.
Separation of one dimensional waves.
One dimensional wave reflection.
One dimensional wave refraction.
14
What diminishes as a wave loses energy?
Its amplitude.
Its velocity.
Its frequency.
Its wavelength.
15
What does this relation describe?
Acceleration of alpha particle is negative displacement.
Acceleration is inversely proportional to diplacement.
Acceleration is inversely proportional to neg displacement.
Acceleration is proportional to opposite displacement.
16
What is Rayleigh Criterion?
A criteria for refraction.
A criteria for diffraction.
A criteria for interference.
A criteria for resolution.
17
What describes SHM the best?
Oscillations produced by musical instruments.
An oscillation where T is the same no matter where you start
An oscillation of constant velocity.
Oscilaltion of zero acceleration.
18
What happens when light passes through a polarizer?
The light is separated into two groups.
Only light of certain colors are filtered.
Only light of a certain plane polarization passes.
The intensity of the light is augmented.
