1.calculate the speed of waves in water that are 0.4m apart and have a frequency of 2hz? 2....
Question:
1.calculate the speed of waves in water that are 0.4m apart and have a frequency of 2hz?
2. sound waves travel at approximately 340m/s,
a. what is the wavelength of a sound with a frequency of 20Hz?
b. what is the wavelength of a sound with a frequency of 20 kHz?
3. A bat flying in a cave emits a sound pulse and receives its echo in one second. how far away is the cave wall?
Waves:
Waves have two types, longitudinal and transform, both types follow the same mathematics. All waves carry energy as they move through their perspective mediums.
Answer and Explanation: 1
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The speed of a wave is defined as:
{eq}v = \lambda \times f \\ \lambda = wavelength \\ f = frequency {/eq}
{eq}v = 0.4(2) = 0.8...
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What is Sound? - Definition and Factors Affecting the Speed of Sound
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Chapter 5 / Lesson 4
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Learn about the speed of sound and the speed of sound formula and equation. Discover how fast sound travels in different matters and temperatures like water.
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