The main cause of decrease in intensity of light on refraction is :

scattering of light

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passing of light from one medium to another

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total internal reflection

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partial reflection and partial transmission

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Solution

The correct option is D partial reflection and partial transmission
Cause of decrease in intensity of light on refraction is partial reflection and partial transmission because in refraction some energy is reflected and some transmitted so, intensity decreases.

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Similar questions

Q. Question 5
Which of the following phenomena of light are involved in the formation of a rainbow?

(a) Reflection, refraction and dispersion
(b) Refraction, dispersion and total internal reflection
(c) Refraction, dispersion and internal reflection
(d) Dispersion, scattering and total internal reflection

Q. On decreasing the wavelength of incident light from

8000 o A

4000 o A

. The intensity of the scattered light in Rayleigh scattering will become ___________ times the initial scattered intensity.

Question 6
Twinkling of stars is due to atmospheric

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(c) scattering of light by dust particles
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What is the cause of refraction of light when it passes from one medium to another?

Q. A light ray moving in medium - I (of refractive index

n_{1}

) is incident on interface of two media and it is totally internally reflected at the interface. Now, refractive index

n_{2}

of medium - II is decreased, then:

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The main cause of decrease in intensity of light on refraction is :

The correct option is D partial reflection and partial transmissionCause of decrease in intensity of light on refraction is partial reflection and partial transmission because in refraction some energy is reflected and some transmitted so, intensity decreases.

The correct option is D partial reflection and partial transmission
Cause of decrease in intensity of light on refraction is partial reflection and partial transmission because in refraction some energy is reflected and some transmitted so, intensity decreases.