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Q: A beam of light hits a plane mirror at a 30ﾟ angle. At what angle does the light reflect from the…

A: From the law of reflection, the incident angle from the normal is equal to the reflected angle from…

Q: Are the wavelengths of radio and television signals longeror shorter than those detectable by the…

A: The wavelength of a radio wave is, λrad>0.1 m The wavelength of a television signal is, λTV=1 m…

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Q: Can radio antennas emit visible light. ?

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Q: An electric field is said to be uniform, when it has the same magnitude and direction in a given…

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Q: What fraction of the light shining straight at a piece of clear glass is reflected from the first…

A: Consider the refractive index of the air be n1, and the refractive index of the glass be n2. The…

Q: Pluto is roughly 40 times farther from the sun than the earth is. Ignoring atmospheric ef- fects,…

A:

Q: Using infrared (IR) light waves instead of Bluetooth for a home remote controller makes sense. Make…

A: Infrared (IR) and Bluetooth wireless technology: For short-range wireless communication between…

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Q: Sound traveling in limestone enters the top surface of acubical salt dome at an angle of incidence…

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Q: Why infrared radiations are used for photography in dark?

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Q: cual es la magnitud y el sentido de la fuerza entre dos cargas positiva de 200 y 300 vee…

A: Since the question is not in English, it has been translated and solved. The translated question is…

Q: A light has a wavelength of 580nm. What is the frequency of the wave?

A: The frequency of the wave. Given, wavelengthλ=580 nm=580×10-9 m

Q: When light is refracted it "slows down". If this is true, then what happens to the wavelength of the…

A:

Q: Though it seems sense that an item's perceived brightness would increase as more light was reflected…

A: INTRODUCTION: In general, one would predict that the brightness of an item should increase as more…

Q: Examine the mechanisms that affect light propagation and transmission in a medium.

A: here we will discuss about properties of light ;   we will find out the cause that affect light…

Q: form of light that the human eye is able to detect

A: (B)  Visible light Human can see only visible light

Q: Why are light waves able to travel through a vaccum whereas sound waves cannot?

A: Speed of sound: The speed of sound is the distance travelled by a sound wave per unit of time. The…

Q: What are diffrences between radio waves and light waves?

A:

Q: It makes sense for a home remote control to use infrared (IR) light waves rather than Bluetooth.…

A: Most inexpensive IR remotes emit infrared light waves to IR photodiodes on the device, such as an…

Q: How fast would light travel through a material with a dielectric constant of 6 and a relative…

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Q: Show that gaussian curvature is the intrinsic property of surface?

A: If you apply an isometric embedding to a surface, the mean curvature of the surface may be…

Q: The light from a flash light is reflected off of the metal of a car door. If the light from the…

A: Explanation The second law of reflection states that the angle of incidence is equal to the angle of…

Q: 13 X-rays of wavelength 2=1.5x10"m, are reflected by the (221) plane. Calculate Bragg angle from the…

A: We have:-Interplanar spacing dhkl between two planar with miller indices h k l…

Q: Is the smallest angle of incidence at which all light striking the surface is totally internally…

A: Total internal reflection : When a ray of light moves from a denser medium to a rarer medium it…

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A: The intensity of sunlight at Earth's surface is determined by the inverse square law, which states…

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A: What colour our eye see is the reflected colour which an object reflects. Rest of the colours are…

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Q: A large cube is formed from ice. A light ray is incident from a vacuum at an angle of 46 degrees to…

A: Using snell law, v=c sin isin r   Substitute, v=3×108 m/s sin33°sin46°=2.3×108 m/s

Q: A ray is reflected at an angle of 30°. If the angle of incidence becomes double. Then the angle of…

A: To find-Angle of reflection (r)=?Given-The incident ray has made an angle of reflection 300

Q: A ball mass o.200 kg attached to a light 120-cm-long string as shown in the figure. What is the…

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Q: Discusss the relevance of electromagnetic spectrum to multispectral satellite Remote sensing of…

A: Remote sensing: Remote sensing is a technique to detect or study about characteristic of those…

Q: Choose the BEST answer to the following: Which of these does NOT belong in the family of…

A: The electromagnetic waves are transverse in nature and the sound waves are longitudinal in nature.…