EMW (Electromagnetic waves) are produced by   A. A proton speeds up from 50m/s to 75m/s   B. An electron moves with a constant speed of 35m/s in a straight line.   C. Stationary electrons   D. A neutron moves with a velocity of 200 m/s

Q: - 50 seconds, and and then they stc -erson from the be

A: Basic Theory:  Average velocity                Average velocity is defined as the total…

Q: A speeder is pulling directly away and increasing his distance from a police car that is moving at…

A: Using the doppler effect, the formula for the doppler shift is: Substitute the known values and…

Q: When light (or other electromagnetic radiation) travels across a given region, (a) what is it that…

A: Electromagnetic radiation is energy that is propagated through free space or through a material…

Q: Two astronauts are 1.10 m apart in their spaceship. One speaks to the other. The conversation is…

A:

Q: A spaceship is approaching a space station at a speed of 1.8 × 105 m/s. The space station has a…

A: Consider a spaceship is approaching the space station with speed v and a beacon in the space station…

Q: 4.) Two astronauts are 4.0m apart in their spaceship. One speaks to the other. The conversation is…

A:

Q: Gamma-ray busters are objects in the universe that emit pulses of gamma rays with high energies. The…

A: Relation between wavelength and frequency is as follows λ=Cf where λ = wavelength of given rayC=…

Q: Which of the following will emit an EM WAVE? Choose all that apply. O A neutrino that is stationary.…

A: Given Different options are given We have to choose the correct option

Q: EM signal was reflected off a moving object. What would be the frequency of the reflected EM signal?…

A: When the EM signals reflected off a moving object, the frequency of the reflected EM signal would…

Q: Consider a radio communication signal aimed at Mars from Earth.  The distance between Earth and Mars…

A: The radio wave is an electromagnetic wave so that its speed is same as the speed of light. The…

Q: A distant space probe is programmed to emit a radio signal toward Earth at regular time intervals.…

A: Given data The time taken by the pulse to arrive on the earth is t = 125 s.   The expression for the…

Q: A light wave is an electromagnetic wave. This means that

A: The electromagnetic wave is those wave in which the electric and magnetic field energies travels…

Q: Neil Armstrong was the first man to walk on the moon. On July 20, 1969, his famous statement,…

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Q: Given c = 入v in a vacuum where c is the speed of light, 入 is the wavelength and v is the frequency.…

A: Given:Relation is given c=vλ where c is speed of light, v is frequency and λ is wavelengthTo Find:1.…

Q: A planet is about 2.3x1011 m away from the Earth. The time for a radio signal to travel from the…

A: Given data:  Distance of planet from earth (d) = 2.3×1011 m Speed of radio signal is equal to the…

Q: A person on earth communicating via radio transmission with an astronaut on the moon asks a…

A: Given: According to the Question Distance of moon from earth is 4.00×105 km And the speed of the…

Q: 2. Two astronauts are 1.20 m apart in their spaceship. One speaks to the other. The conversation is…

A: Distance between the astronauts is d = 1.20 m Speed of the sound is v = 358 m/s

Q: Which of the following will emit an EM WAVE? Choose all that apply. a. A proton moving in a circle…

A: Given Different options are given and we have to choose that option or options Which will emit an…

Q: The International Space Station (ISS)orbits Earth at an altitude of 422 km. (a) What is its orbital…

A:

Q: A car is traveling towards an observer at a speed of 23m/s. The car sounds it’s horn which has a…

A: Standard form of Doppler equation is,

Q: By comparing the frequency of a received echo with the known frequency of the emitted sound, SONAR…

A: Here given a submerine is virtually at rest .It emits sound with frequency f at a speed v. The speed…

Q: spaceship is approaching a space station at a speed of 1.60 × 105 m/s. The space station has a…

A:

Q: A stationary person hears a 251 Hz signal coming from a UFO that is moving toward the person. If the…

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Q: What is the intensity, in watts per square meter, of a laser beam that is 90.0% absorbed by a 2.1-mm…

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Q: A police officer's radar gun emits radio waves at a frequency of 11.7 GHz. What is the difference in…

A: given that,f=11.7 GHzvr=45mphvr'=9 mph

Q: Airplane passengers hate the loud noise produced by airplane engines. Like all sound waves, these…

A: a) Anti sound headphones using the phenomenon of destructive interference reduce the noise level.…

Q: The Sun’s energy strikes Earth at an intensity of 1.37 kW/m2 . Assume as a model approximation that…

A: Force exerted on earth due to Sun's radiation pressure FP=PradA=IcπrE2=1.37 kW/m23×108 m/s103 W1…

Q: he International Space Station (ISS)orbits Earth at an altitude of 422 km. (a) What is its orbital…

A: Given data: The altitude of ISS is: r = 422 km The radius of the earth is: R = 6371 km The mass of…

Q: 2. Two astronauts are 1.20 m apart in their spaceship. One speaks to the other. The conversation is…

A: Given: The distance between the astronauts is 1.20 m. The speed of the sound wave is 346 m/s.

Q: Two astronauts are 2.50 m apart in their spaceship. One speaks to the other. The conversation is…

A: We have d= 2.5 m u= 343 m/s c=3×108 m/s

Q: 10- An electromagnetic wave is generated by: A. any moving charge B. any accelerating charge C. only…

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Q: Airplane passengers hate the loud noise produced by airplane engines. Like all sound waves, these…

A:

Q: In the Michelson-Morley experiment of 1887, the speed at which light traveled through vacuum in…

A: Michelson-Morley experiment was conducted to check the presence of a hypothetical medium called…

Q: You are moving at a speed 2/3  c toward Randy when shines a light toward you. At what speed do you…

A: In 2nd postulate of special theory of relativity it state that the speed of light in the free space…

Q: Two astronauts are 1.30 m apart in their spaceship. One speaks to the other. The conversation is…

A: The time it takes for sound waves to travel at 354 m/s through the air between the astronauts is,

Q: ent Attempt in Progress vo astronauts are 2.50 m apart in their spaceship. One speaks to the other.…

A:

Q: 10. The wave equation for electromagnetic waves in frame S is given by a²E(x,t) 1 a²E(x,t) = 0. Use…

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Q: A microwave oven uses EM radiation of wavelength 0.13 m. Calculate the frequency of this radiation.…

A: Let f be defined as the frequency of the radiation. Therefore, f=cλ Here, c is light’s speed. λ is…

Q: As you drive your car along a country road at night, a deer jumps out of the woods and stands in the…

A: The car undergoes friction, calculate the net work done (W) by the car, that is the work done…

Q: true or false , sound wave is an example of an electromagnetic wave

A: The waves that can travel through the vacuum are known as electromagnetic waves.

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