ind the wavelengths of the following:  a. an EM wave with a frequency of 50 Hz b. an EM wave with a frequency of 93.1 Hz c. a red light with a frequency of 4.74 x 1014 Hz

Q: A powerful AM radio station that has a peak output power of 115 kW emits energy upward and outward…

A: S = (c/2) * epsilon * E^2 where c is the speed of light in vacuum and epsilon is the permittivity of…

Q: The E field in an EM wave in free space has a peak of 24.7 mV/m. What is the average rate at which…

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Q: This questions have of multiple true & false. Choose a CORRECT set of answer for each question.

A: for distructive interference path difference =λ/2

Q: A beam of unpolarised light is sent through two polarizing sheets placed one on top of the other.…

A: The correct option is A : Half the incident intensity.

Q: The 21-cm line of atomic Hydrogen is very common throughout the Universe that some scientists…

A: Given, Frequency to send messages to aliens = π * frequency of 21-cm hydrogen  Frequency of 21-cm…

Q: When a particular solar cell is exposed to a 6.6 x 1014 Hz light source, it can charge batteries up…

A: This question is based on photo electric effects.

Q: EM-1 The electromagnetic spectrum is shown below. The speed of light waves in a vacuum is 3.00x10…

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Q: a. Write down an E(z,t) and a B(z,t) travelling wave of an EM wave in terms of k and w. What are…

A: "Since you have posted a question with multiple sub-parts we will solve first three sub-parts for…

Q: ▼ Part A How much energy is transported across a 1.30 cm² area per hour by an EM wave whose E field…

A: Part A Given that Electric field strength,Erms=36.8 mV/m=36.8×10-3 V/m Area,A=1.30 cm2=1.30×10-4m2…

Q: A person driving at v = 16 m/s crosses the line What is the longest possible wavelength of the radio…

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Q: An EM wave has a magnetic field strength of 5.00 x 10-4 [T]. What is its electric field strength…

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Q: Assuming the light from the VLC unit has a beam 0.50 cm indiameter, how much energy does the light…

A: Given Data The diameter of the beam is d = 0.50 cm. The time interval is given as t = 20 s. The…

Q: E = (500 V/m)ĵ sin (2 x 106 rad) m Z wt

A: Given data-                  the Electric field vector is given above -…

Q: a. Write down an E(z,t) and a B(z,t) travelling wave of an EM wave in terms of k and w. What are…

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Q: How much work is required to lift a 500-kg satellite to an altitude of 3⋅10^6 m above the surface of…

A: Given: The mass of the satellite, m = 500 kg The mass of the Earth, M = 6×1024 kg The radius of the…

Q: The electromagnetic waves that carry FM radio range in frequency from 87.9 MHz to 107.9 MHz. What is…

A: Wavelength λ=cf=3×108m/s87.9×106Hz=3.41 m λ=cf=3×108m/s107.9×106Hz=2.78 m

Q: Compute the frequency (in MHz) of an EM wave with a wavelength of 1.3 in. (0.0330 m). MHz

A: Wavelength of the EM wave is  or Note:Speed of light is Find:Frequency of the EM wave.

Q: If you have an EM wave traveling in the +y-direction and the maximum Magnetic field is B=3.0x10-12 T…

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Q: In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of…

A: Given in the following problem, an EM wave is traveling west. As mentioned the magnetic field…

Q: . Which of the following physicist did not theorized the electromagnetic nature of light? (answer…

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Q: a.) The wavelength of electromagnetic wave is 400nm. What is its frequency? b.) Solve for the speed…

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Q: What is the wavelength at which the Cosmic Background Radiation has highest intensity (per unit…

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Q: A beam of monochromatic light enters a spectrometer and is measured to have a wavelength of 635 nm.…

A: Concept: To Determine the Frequency of the Monochromatic light we will use the Formula…

Q: What is the wavelength, in nanometers, of light with a frequency of 8.69×1014 Hz? A) 445 nm B) 345…

A: Given data:              Frequency = 8.69×1014 Hz Formula :                         Frequency =…

Q: As the peak wavelength of light emitted by an object changes from radio waves to the infrared, how…

A: We need to understand the relationship between wavelength of light and intensity. We know that…

Q: (a) Suppose a star is 9.22 x 1018 m from Earth. Imagine a pulse of radio waves is emitted toward…

A: here speed of waves and light is 3×10⁸ m/s. time = distance / speed   so,   Suppose a star is 4.40 ✕…

Q: Answer the followings by a word (TRUE) or a word (FALSE) and correct the wrong sentence: (8 Mark) a.…

A: a. The definition of polarization is the distribution of electric field in different directions in…

Q: Night vision goggles use infrared rays to locate things at night. They have a wavelength of…

A: Given data: The wavelength is λ=7.0×10-7 m The speed of the light is c=3.0×108 m/s The…

Q: Laser Safety A 0.95 mW laser emits a narrow beam of light that enters the eye. d=5.0 um c. Damage to…

A: Given, Power, P=0.95 m, diameter, d=5.0 μm, and safety average intensity, Isafety=1.0×10-2 W/cm2.

Q: Fill the blank spaces for the list of properties of the Electromagnetic waves given below: 1) EM…

A: 1.  EM waves are produced by the accelerated charges.  2.  In EM waves, magnetic field, electric…

Q: An em plane wave (not shown) propagates in the +z direction. A long thin wire connected to a light…

A: Given- Suppose the wire is rotated in the ccw direction by 900 in the xy plane.  For the light bulb…

Q: A UHF antenna is desI O a. oscillating electr b. oscillating magn

A: GIVEN : UHF antenna with the part of it responding to an electromagnetic wave.  Electromagnetic…

Q: Part A Calculate the wavelength A₁ for gamma rays of frequency f₁ = 6.50×1021 Hz. Express your…

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Q: for 100 km away, how long it takes 3. One type of radar works by sending a pulse out to and object…

A: 3. Given, Distance of radar, d=100kmd=100×103m The speed of the radar will be the same as the speed…

Q: What is the color of light that corresponds to the equation below for the electric field of a…

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Q: For the next two questions, consider the EM wave traveling in a vacuum with electric field given by…

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Q: CHECK YOUR UNDERSTANDING 1. Based on the electromagnetic spectrum, which EM wave has the shortest…

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Q: Assessment 1! Now that you know how to compute for the wavelength, frequency, and energy. Fill in…

A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

Q: In an EM wave traveling west, the B field oscillates up and down vertically and has a frequency of…

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Q: An EM wave has a frequency of 2 x 1014 Hz. What is the wavelength?   A. 1.5 nm   B. 1.5 km   C.…

A: frequency of EM wave= 2 x 1014 Hz EM waves travels with speed of light(c)=3 x 108 m/s let λ be…

Q: An EM wave in free space has a wavelength of 650 nm What is its frequency? Express your answer to…

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Q: Suppose that the picture below shows the dispersion curve for a certain material. Assume that light…

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