611295
Description
Quiz by alex.prytz, updated more than 1 year ago
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Created by alex.prytz
over 10 years ago
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Question 1
Question
What is the Doppler Effect?
Answer
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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.
Question 2
Question
If a moving ambulance is emitting sound waves and is approaching a stationary observer, how will the frequency be shifted?
Answer
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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.
Question 3
Question
Is the Doppler equations straightforward?
Answer
- True
- False
Question 4
Question
Is the Doppler Effect common to all waves?
Answer
- True
- False
Question 5
Question
What must be fulfilled in solving problems about electromagnetic waves?
Answer
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v>>C
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V<<C
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V=C
Question 6
Question
Is the actual frequency denoted as f ' ?
Answer
- True
- False
Question 7
Question
If a moving source is moving away from the observer is the sign in the equation positive?
Answer
- True
- False
Question 8
Question
If the observer is moving away from a stationary source is sign in the equation positive?
Answer
- True
- False
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