When you go out into the sun, the UV light can give you a tan. UV light has a frequency of 7.89 x 1014 Hz. What is the wavelength of UV light?

Q: A cell phone operates at a frequency of 700MHz. What is the wave length of the waves produced as…

A: Given data: -  The operating frequency is f = 700 MHz.

Q: A spaceship is approaching a space station at a speed of 1.95 x 105 m/s. The space station emits…

A: Write the given values of the problem- speed(u) u=1.95×105 ms frequency of source(fs)fs=5.99×1014 Hz

Q: What is the velocity of a wave of any kind that has  a frequency 199 Hz and a wavelength 1 meters?…

A: Given data: Frequency, f= 199Hz                    Wavelength, λ= 1m    As we know, The velocity of…

Q: A certain type of laser emits light that has a frequency of 6.0 x 104 Hz. The light, however, occurs…

A: Frequency , f = 6 x 1014 Hz time , t0 = 3.66 x 10-11 s To find = a) How many wavelengths are there…

Q: The initials “AM” stand for amplitude modulation. Instead of fluctuating frequencies as above, they…

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Q: A pulsar is a type of rotating neutron star that emits a beam of electromagnetic radiation. Imagine…

A: Due to Doppler Effect the wavelength observed will be smaller than the wavelength emitted at the…

Q: Find the wavelengths of electromagnetic waves with the following frequencies. (Assume the waves are…

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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: a French submarine and a U.S. submarine move toward each other during maneuvers in motionless water…

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Q: Which of the following is written in the correct order towards decreasing period?     A.…

A: Here the correct option is (C).  i.e infrared, visible, ultraviolet

Q: Red light has a frequency of 4.0 x 1014 Hz. a.Find the speed of red light in a vacuum if its…

A: f=4×1014 Hzλ=7.5×10-7 m

Q: What is the energy of a wave with a frequency of 4.7 × 10⁷ Hz? A. 1.4 × 10‐⁴¹ J B. 7.1 × 10⁴⁰ J C.…

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Q: If two light rays one has wavelength A = 680 nm and the other one has wavelength опе 2=530 nm. 6. a)…

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Q: Rick uses a cutting laser in his engraving business. The frequency associated with the laser light…

A: Given Frequency (f) of laser = 2.4 x 1014 Hz

Q: A spaceship is approaching a space station at a speed of 1.8 x105 m/s. The space station has a…

A: (a) The frequency of the beacon observed on the spaceship is

Q: 4 What is the size of the amplitude shown in the picture above? 1 Explain the difference between…

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Q: A wave has a wavelength of 3.20 m. Calculate the frequency of the wave if it is each of the…

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Q: What is the frequency of light having a wavelength of 6.50 x 10-6 cm? (Use c = 3.00 x 108 m/s)

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Q: Find the wavelengths of electromagnetic waves with the following frequencies. (Assume the waves are…

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Q: Suppose a wave has a frequency of 300 kHz. How long does one complete cycle take? a. 1.3 second b.…

A: Given : frequency = 300 kHz

Q: light wave with a wavelength of 480.43 nm has travelled a distance of 4.7 ?μm.  How many wavelengths…

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Q: The speed of light in air is approximately v = 3.00 × 108 m/s and the speed of light in glass is v =…

A: The given values are listed below. c=3×108 m/sv=2×108 m/sλ=608 nm=608×10-9 m Here, c is the speed of…

Q: Sound waves entering human ear first pass through the auditory canal before reaching the eardrum. If…

A: Length of the auditory canal, l = 2.5 cm=2.5×10-2 m Diameter of the auditory canal, d= 7.00…

Q: The time averaged intensity of a propagating plane wave in vacuum is 1,200 watts/m2. What force will…

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Q: 20. A listener traveling at %v (v is the speed of sound) and a source (emitting a 1.50 kHz sound)…

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Q: A police car with its siren on approaches a stationary observer at a speed of 33 m/s. The frequency…

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Q: What is the wavelength for an FM radio signal that has a frequency of 107.8 MHz? (speed of light, is…

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Q: 1. A radio wave is travelling through the air and into a wall. The Radio wave initially has a…

A: solution as

Q: Light has a frequency of 7.21 × 1013 hertz. What is its wavelength? The speed of light is 3.00 × 108…

A: Given data:  Frequency (f) = 7.21×1013 Hz Speed of light (v) = 3.00×108 m/s Required: Wavelength (λ)

Q: girl on the beach watching water waves sees 4 waves pass by in 2 seconds, each with a wavelength of…

A: Speed = (Distance)/(Time)

Q: If the frequency of a wave of light is 6.8 x 108 Hz, what is it's wavelength. c = 3.0 x 108 m/s

A: In the given question, The frequency of the wave is (f) = 6.8×108 Hz Speed of light (c) = 3×108m/s…

Q: A light ray whose frequency is 6.00× 1014 Hz in vacuum is incident on water (n = 1.33). What is the…

A: Solution: as given in the question; frequency v = 6x1014 Hz n = 1.33

Q: Find the wavelengths of electromagnetic waves with the following frequencies. (Assume the waves are…

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Q: The intensity of electromagnetic waves from the sun is 1.4kW/m2 just above the earth's atmosphere.…

A: Given data The intensity is I=1.4 kW/m2 The length of the back is L=33.0 cm The width of the back is…

Q: In general, X-rays have wavelengths between 10 nm and 0.01 nm. For an X-ray with a wavelength of 1…

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Q: Light is emitted by a distant star at a frequency of 4.56 x 10^24 Hz. a) If the star is moving…

A: Given, The distant star (source) frequency fs = 4.56×1024 Hz Here, the star/source is moving towards…

Q: A rescue plane is moving to an emergency beacon that has a frequency of 15.2 kHz. The plane is…

A: Given, a rescue plane is moving to an emergency beacon that has a frequency of fs=15.2 kHz. The…

Q: What is the intensity in W/m​2​​ of a laser beam used to burn away cancerous tissue that puts 374 J…

A: To determine,The intensity(I) in Wm-2​​ of a laser beam.given,Energy of laser beam(E)=374 Jdiameter…

Q: The sun emits energy in the form of electromagnetic waves at a rate of 3.9x1026 W. This energy is…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Light waves travel in a vacuum at a speed of 300 000 km/s. (a) The frequency of the longest visible…

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Q: The intensity of sunlight at the top of the earth’s atmosphere is approximately 1400 W/m2. Mars is…

A: The magnitude of intensity varies as the inverse of square distance to the source: I∝1r2 I=Kr2…

Q: The speed of electromagnetic waves (which include visible light, radio, and x rays) in vacuum is 3.0…

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Q: What is the intensity of a 100 -W light bulb at a distance 10 cm from the bulb's center? (in units…

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Q: What is the wavelength of a light wave with a frequency of 16 GHz? Speed of light is 300,000,000…

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Q: What is the frequency of light in the vitreous humour of the eye, where the wavelength of the light…

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Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.