what happens to light when it falls upon a material that has natural frequency equal to frequency of light?

Q: What happens when light moves from a medium with a low refractive index into a medium with a higher…

A: When ray of light is travelling from medium which has low refractive index into medium which has…

Q: As a light wave strikes a shiny surface like a piece of polished metal, it will be refracted…

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Q: When sunlight enters the earth's atmosphere, state which color of light is scattered (i) the most…

A: When sunlight enters the earth’s atmosphere, violet colour is scattered the most and red the least…

Q: In what region of electromagnetic spectrum is the resonant frequency of electrons in glass?

A: Vibrating electric fields and magnetic fields together creates electromagnetic waves.

Q: Which of these is true of light waves?

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Q: When sound passes through a doorway, it spreads out much more on the other side than light would.…

A: We know that the more the wave deflects from objects in the room, the more it will spread in it. we…

Q: Ground wave is always polarized. O Vertically O Horizontally Either vertical or horizontal Neither…

A: Given :-polarization of ground wave .

Q: When ordinary light is inclined at an oblique angle upon water, what can you say about the reflected…

A: Unpolarized light contains polarization in all the directions, which means the unpolarised light has…

Q: Why are sound waves invisible?

A: Sound waves are not always invisible. Sound is simply the ordered vibration of matter. Any time you…

Q: How is the fact that an electromagnetic wave in space never slows down consistent with the…

A: Fact that an electromagnetic wave in space never slows down consistent with the conservation of…

Q: Why are electromagnetic waves considered to be transverse waves if they are not mechanical waves (do…

A: The electromagnetic waves, are not mechanical waves, as they do not need any medium for their…

Q: If ether does not exist, in what medium does the light travel. What vibrates in light waves?

A: From Michelson-Morley experiment, it was concluded that ether doesn’t exist. Light waves are…

Q: When light travels from a rarer to a denser medium, the speed decreases. Does the reduction in speed…

A: The energy of photon E (in J),  is given as                                                   E=hf…

Q: In what ways sound waves are different from electromagnetic waves?

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Q: Why does the wavelength of light decrease when it passes from vacuum into a medium? State which…

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

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Q: Discuss the conditions for interference to occur.

A: In order to obtain interference, the following conditions should be satisfied.

Q: A laser point delivers 0.10-mW average power in a beam 0.90 mm in diameter. Find the average…

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Q: How are sound waves and light waves alike and different?

A: Similarity in Sound and light waves: Both the light and sound waves can transfer of energy. Both…

Q: What is meant by scattering of light?

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Q: What is the speed of a wavelength light in a material whose index of refraction is 1.49 regarding…

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Q: What type of experimental evidence indicates that light is a wave?

A: The light has both the wave and particle characters. The wave character of light is associated with…

Q: If light of different frequencies has different speeds in a material, does it also refract at…

A: Given Light have different ferquency and speed in a material .  Refractive index (n) = c/v  Where ,…

Q: How does the refractive index change with electromagnetic radiation?

A: Light is electromagnetic radiation that has properties of waves. The electromagnetic spectrum can be…

Q: To remove the glare of light from a polished floor, should the axis of a Polaroid filter be…

A: The passage of the glare will be parallel to the plane of the floor. This implies the glare will be…

Q: The minimum value of the refractive index is: zero 1 dess than 1 but not zero O more than 1 O None…

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Q: Discuss how our everyday lives would be different if thespeed of light were only 25 m/s.

A: Given data: Speed of light is, c=25 m/s.

Q: Light acts like a ----------- because it can be described as having a frequency and a wavelength,…

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Q: 1. Red light is curved the most. 2.EM waves are 'transverse' waves. 3. Frequency is measured in…

A: Given statement : 1) Red light is curved the most

Q: The minimum value of the refractive index is: O zero 0 1 O less than 1 but not zero O more than 1…

A: This question they have asked the  minimum value of refractive index  Refractive index is the…

Q: Refraction changes the of water) of a wave. (think about light entering a bucket O neither speed or…

A: When  а  wаve  trаvels  frоm  оne  medium  tо  аnоther  medium,  the  wave  сhаnges  its  direсtiоn…

Q: Name the high energetic invisible electromagnetic wave which helps in the study of structure of…

A: The electromagnetic wave which helps in the study of structure of crystals is X-rays.

Q: As frequency increases, what happens to the energy of light?

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Q: What is the characteristic of the vibrations of polarized beams of transverse waves They... O a.…

A: Ques:

Q: The fact that light can be polarized and sound cannot be polarized can be best explained by which?…

A: Light is a Transverse wave by nature which means its direction of propagation is perpendicular to…

Q: When light goes from a more dense medium to a less dense one,

A: Refraction is the phenomena of light in which light bends when passing through one transparent…

Q: Which of the following is TRUE regarding constructive interference of light waves? The…

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Q: Why do radio waves diffract around buildings, while light waves do not?

A: The amount of diffraction generally depends on the wavelength of the wave and the size of the…

Q: if light is coming in from a less dense object to a denser object, how does it react?

A: According to Snell's law, when light travels from rarer medium to denser medium it bend towards the…

Q: When yellow light is compared with ultraviolet light, a) both have the same frequency. b) both…

A: Option -b