About how far apart must you hold your hands for them to be separated by 1.0 nano-light-second (the distance light travels in 1.0 ns)?

Q: Lunar astronauts placed a reflector on the Moon’s surface, from which a laser beam is periodically…

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Q: . Can EM waves travel through a perfect vacuum? Can soundwaves?

A: Electro magnetic wave can travel in perfect vacuum. These waves are different from mechanical wave…

Q: The answer at which light can by completely removed by an analyzer and a polarizer would be: a. 0 o…

A: According to the Malus' law, the intensity of plane-polarized light that passes through an analyzer…

Q: Can a sound wave be polarized? If not, why not?

A: Only those waves which are transverse in nature can be polarized. i.e. Electromagnetic waves

Q: Galileo proposed measuring the speed of light by uncovering a lantern and having an assistant a…

A: The expression for the speed of light wave,

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

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Q: How fast must you be moving toward a red light (l = 650 nm) for it to appear yellow (l = 590 nm)?…

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Q: Coherent light is defined as light that has the same frec O a. intensity O b. polarization O C. mass

A: The waves created have constant phase difference  The waves are of a single frequency

Q: Unpolarized light passes through two polarizers whose transmission axes are at an angle of 40.0…

A: The expression for the intensity when light passes through the first polarizer,

Q: How far does light travel in 1.00min1.00min?

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Q: Unpolarized light passes through two polarizing filters. The axis of the second filter is rotated 30…

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Q: : If the Sun suddenly went dark, we would not know it until its light stopped arriving on Earth.…

A: Given data The distance between the sun and the earth is given as d = 1.5 x 1011 m.

Q: A linearly polarized light wave is always a) in x-y plane. b) a transverse wave.…

A: Let an EM wave has an electric field vector E and magnetic field vector B. The electromagnetic wave…

Q: A beam of light is unpolarized. This means that: A) the vibrations are confined to a single plane B)…

A: Unpolarise light mean it doesn’t have any confined plane of vibration.The plane of vibration is a…

Q: Unpolarized light passes through two polarizers whose transmission axes are at an angle of 30.0°…

A: After passing through the first polarizer, the intensity is reduced by half its original value. Use…

Q: Can a sound wave in the air be polarized? Explain.

A: Given:  Sound waves

Q: Which of the following is true about polarization? Mark all that apply. Polarization can be caused…

A: In simple Polarization can be defined as, vibrations of the wave assume a definite form.…

Q: Polarization is the phenomenon where only the transverse waves can be observed. A. True B. False

A: Given that- Polarization is the phenomenon where only the transverse waves can be observed To…

Q: A student wants to scale down Michelson’s light-speedexperiment to a size that will fit in one room.…

A: Given: The distance between stationary mirror and the rotating mirror is d=12m. As the eight sided…

Q: Why would you expect the speed of light to be slightly less in the atmosphere than in a vacuum?

A: The refractive index of vacuum is 1 and that of air is 1.003. The equation for speed of light in a…

Q: QUESTION 7 The statement "Infra red light has a higher frequency than ultra violet light" That is…

A: Question 7 Infrared light has lower frequency than ultraviolet light, so the given statement is…

Q: Consider two waves of light, A and B. Wave A has a lower frequency than wave B. Then wave B must…

A: Given data: Two waves of light are A and B A has lower frequency fA < fB

Q: When light propagates in vacuum there is an electric field and a magnetic field. These fields: O a.…

A: Magnetic field and electric field are perpendicular to the direction of propagation of light…

Q: Light of intensity Io is polarized vertically and is incident on an analyzer rotated at an angle θ…

A: The intensity of the incident light is denoted by I0. The intensity of transmitted light is I = I0/2…

Q: nm) shining through it simultaneously. What is

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Q: Which requires a physical medium in which to travel—light, sound, or both? Explain.

A: The mechanical wave requires a physical medium for its prorogation. And the sound wave is the…

Q: When a ray of light travels from a denser medium to a rarer medium, it bends A) towards the normal…

A: The refraction of light is the deviation of light from its original path due to the difference in…

Q: What is the velocity of light in alcohol (N=1.36)? 3 x 10° m/s а. d. 4.08 x 108 m/s b. None of the…

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Q: - Calculate the expected fringe shift in the Michelson- Morley experiment, if the distance of each…

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Q: Unpolarized light is directed at two polarizers whose transmission axes are 30o to each other. The…

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Q: "How far does a beam of light travel in 5.8 ×10-² s? Give your answer in Mm (106 m) as a two digit…

A: in this question we use simple velocity equation. .

Q: When high-energy charged particles move through a transparent medium with a speed greater than the…

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Q: Radio waves are readily diffracted around buildings whereas light waves are negligibly diffracted…

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Q: Explain why the “invisible man” would be unable to see.

A: “invisible man” would be unable to see

Q: A spacecraft antenna is at an angle of 10° relative to the axis of the spacecraft. If the spacecraft…

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Q: Unpolarized light passes through two ideal polarizers. The axis of the first is vertical, and the…

A: Let the initial intensity of the light be I0 Let the intensity of the light after passing through…

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: Assuming that Eq. 37-36 holds, find how fast you would have to go through a red light to have it…

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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: A free neutron has an infinite lifetime. Select one: O True False O No answer Depending on the…

A: The free neutron is unstable, it decay to the proton, electron and antineutrino with a mean lifetime…

Q: Determine the frequency of light at 4.62 x 102 nm and 6.08 x 102 nm. (a) 4.62 x 102 nm Hz (b) 6.08 x…

A: Given Wavelength of light are given as λ1=4.62×102 nm=4.62×102×10-9 m and λ2=6.08×102…

Q: How long will it take, for the sunlight to reach the earth surface, if the sun is 1.497 x 101'm away…

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Q: Fiber optic cables, such as those used for high speed communication (Internet & phone services),…

A: In fiber optic cables, signals are transmitted in the form of light pulses.

Q: The wavelength of a light in air is 746 nm. What is its frequency? O 2238x10^17 Hz O 3.0X10^8 Hz O…

A: Given: The wavelength of the light is 746 nm.

Q: Tripling the distance from an observer to a point source of light waves will cause the intensity…

A: Introduction: The intensity of the light wave defines the power of the source per unit area at a…