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Author Question: Suppose you're on a hot air balloon ride, carrying a buzzer that emits a sound of frequency f. If ... (Read 87 times)

TFauchery

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on: Jul 28, 2018
Suppose you're on a hot air balloon ride, carrying a buzzer that emits a sound of frequency f. If you accidentally drop the buzzer over the side while the balloon is rising at constant speed, what can you conclude about the sound you hear as the buzzer falls towards the ground?
  1.The frequency and intensity increase.
  2.The frequency decreases and the intensity increases.
  3.The frequency decreases and the intensity decreases.
  4.The frequency remains the same, but the intensity decreases.

Question 2

Which of the following actions will increase the speed of sound in air?
  1.decreasing the air temperature
  2.increasing the frequency of the sound
  3.increasing the air temperature
  4.increasing the amplitude of the sound wave
  5.reducing the pressure of the air


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EAN94

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Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

3


TFauchery

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Reply #2 on: Jul 28, 2018
TY


EAN94

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Reply #3 on: Jul 28, 2018
You're welcome


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