611295
Descrição
Quiz por alex.prytz, atualizado more than 1 year ago
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Criado por alex.prytz
mais de 10 anos atrás
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Questão 1
Questão
What is the Doppler Effect?
Responda
-
When the frequency of a wave is shifted upwards.
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When two waves of the same frequency and speed travells in opposite directions.
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The difference between the observed frequency and the actual frequency.
Questão 2
Questão
If a moving ambulance is emitting sound waves and is approaching a stationary observer, how will the frequency be shifted?
Responda
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Increased and shortened.
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Increased and extended.
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Decreased and shortened.
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Decreased and extended.
Questão 3
Questão
Is the Doppler equations straightforward?
Responda
- True
- False
Questão 4
Questão
Is the Doppler Effect common to all waves?
Responda
- True
- False
Questão 5
Questão
What must be fulfilled in solving problems about electromagnetic waves?
Responda
-
v>>C
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V<<C
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V=C
Questão 6
Questão
Is the actual frequency denoted as f ' ?
Responda
- True
- False
Questão 7
Questão
If a moving source is moving away from the observer is the sign in the equation positive?
Responda
- True
- False
Questão 8
Questão
If the observer is moving away from a stationary source is sign in the equation positive?
Responda
- True
- False
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