1. The sound of a mosquito is produced when it beats its wings at an a verage of 600 beats per second. What is the frequency of the sound waves? Assuming that the speed of sound is 343 m/s, what is the wavelength of the sound waves?   2. If a wave generator produces 10 pulses per second and the speed of the waves is 300 m/s, what is the wavelength of the waves? What happens to the wavelength if the frequency of the pulses is increased?

Q: Loudness of waves is measured in what? What is the maximum safe level for loudness for humans? High…

A: "Since you asked multiple questions, we will solve the first three questions for you. If you want…

Q: 1. Differentiate PITCH, INTENSITY and LOUDNESS.

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Q: 9. The human eye most sensitive to light with a wavelength of about 550 nm. (a) What is this light's…

A: Given data: Wavelength, λ=550 nm=550×10-9m

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A: SOlution:' what type of wave produced by the tuning fork when hit over the pad,

Q: A airplane approaches at an altitude of 10 km flying at 600 km/hr.   1.  If the air temperature on…

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Q: 4. It takes a water wave 5.2 seconds to travel between two docks that are 19 m apart. An observer…

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Q: he picture below shows two waves. Use the picture to answer question #19. Wave 1 19. Which statement…

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Q: a. Briefly explain the principle of “sound once created lives and dies” b. With the aid of…

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Q: 11. A string is vibrating in the 4th harmonic at a frequency of 480 Hz and with a wavelength of 24…

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Q: A popular radio station has a frequency of 93.3 MHz.  What is the length of this radio wave in…

A: The relation between the frequency and wavelength is  f =cλ where, c is the velocity of light.

Q: Thanks for answering these 5 question.

A: 1 A) particle are transferred from one place to another It makes the particles in the medium…

Q: Write true or false   18. Sounds whose frequencies are below 20 Hz are called ultrasounds. 19.…

A: 18: False Sounds below 20 Hz are called infra sound.

Q: .  What is the wavelength of a radio wave that has a frequency of 9.47 x 10^8 Hz   0.317 m   0.127…

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Q: The sky appears to be blue during the day because: 1. Air absorbs blue light less than other…

A: The sky appears to be blue during the day.

Q: If I increase the tension of the string 4 times, how the velocity of the wave will change?…

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Q: 1. How do we hear sound?

A: Since you have been posted multiple questions. So, we are solving only first question for you. If…

Q: 20. Sound: A radio station broadcasts their signal with a wavelength of 3.5 micrometers (3.5 x 10^-6…

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Q: What is sound? How is it generated? How does it travel? Can sound waves travel in a vacuum?

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Q: a. emits green light. b. absorbs green light. C. transmits green light. d. reflects green light.

A: d) Apple is green because it REFLECTS GREEN LIGHTS ( and absorb all other lights)

Q: . How long would it take you to hear an echo if a canyon wall is 803 meters away.  (velocity of…

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Q: Sound is a good example of O A. transverse waves B. longitudinal waves both transverse and…

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Q: Circular motion 1. The moon revolves around the sun with the distance of 120,000,000 km radius.…

A: Given:-  The moon revolves around the sun with a distance of 120,000,000 km radius  it accelerates…

Q: What is sound? What features of a sound wave and what aspects of sound do they correspond best to…

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Q: An electric razor completes 60 cycles every second. What is its frequency? What is its period?

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Q: An electromagnetic wvae is: 1.all light that is not visible to the human eye. 2.a two-dimensional…

A: The electromagnetic are produced by the electric field in contact with the magnetic field. The…

Q: e of wave is a sound wave?

A: Solution

Q: 27.) Musicians use the concept of resonance in sound waves. What causes resonance? a. resonance is…

A: Every object has its natural frequency and this frequency is known as the harmonics of the object.…

Q: 4. What is the frequency of a wave with a speed of 550 nm/s and a wavelength of 15 nm? A. 8800 Hz B.…

A: given:-  speed of wave v = 550 nm / s  wavelength of wave = 15 nm

Q: Calculate the wavelength of violet light with a frequency of 750 x 1012 Hz.

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Q: What is space wave propagation? Give two examples of communication system which use space wave mode.…

A: The passage of long waves and short waves through the air or water is called transmission. Short…

Q: Rank the waves in the above question from the lowest frequency to the highest frequency. 1. C, A,…

A: The frequency is given as the number of cycles per second. It is the number of cycles that the wave…

Q: Select the principle that is applied when adding two progressive waves. Select one: a. Principle of…

A: The principle is behind when adding of two progressive waves

Q: The waves in which the particles of the medium vibrate in a direction parallel to the direction of…

A: Longitudinal wave is a wave where the particles of the medium vibrate in the opposite direction or…

Q: 6. A drum is struck, producing a wave with a wavelength of 110 cm and a speed of m/s. What is the…

A: Wavelength, λ= 110 cm = 1.10m Using formula   f=c/ λ  where f= frequency

Q: 7. A bat makes a squeak of frequency 8 kHz. (Convert from kHz to Hz.) If the sound travels at 343…

A: Here, 8kHz=8kHz×103Hz1kHz=8000 Hz

Q: Explain the types of sound waves based on its frequency, Give an example for each,

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A: Given data:  Speed (v) = 3×108 m/s Wavelength (λ) = 0.133 m Required: The frequency (f)

Q: 1. The speed-of a wave depends on the medium through which it travels. Order these from fastest to…

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Q: calculate the frequency of the wave whose wavelength is 10 nm a.) 2 Hz b.) 3Hz c) 1 Hz d.) 4 Hz

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Q: What do you mean by reflection of sound? State one condition for reflection of sound waves.

A: Sound wave also gets reflected as light waves do. Bouncing back of sound wave from the surface of…

Q: 1. Is the Doppler shift real or just a sensory illusion? Explain your answer.

A: The effect in which observed frequency of the source is different from the actual frequency of…

Q: 6. You're trying to tune a piano. You sound a 440.0 Hz tone and you hear a 5.0 Hz beat frequency…

A: