हिंदी

______ colour is deviated the least in the spectrum of white light obtained with a glass prism.

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प्रश्न

______ colour is deviated the least in the spectrum of white light obtained with a glass prism.

विकल्प

  • Red

  • Yellow

  • Violet

  • Blue

MCQ
रिक्त स्थान भरें
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उत्तर

Red colour is deviated the least in the spectrum of white light obtained with a glass prism.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
2021-2022 (March) Set 1

संबंधित प्रश्न

In the following ray diagram the correctly marked angle are:

(a) ∠i and ∠e

(b)  ∠A and ∠D

(c) ∠i, ∠e and ∠D

(d) ∠r, ∠A and ∠D


Draw a ray diagram to explain the term angle of deviation.


(i) A ray of white light breaks up into its components while passing through a glass prism. Draw a ray diagram to show the path of rays.
(ii) Mark the least deviated colour in your  diagram 

 

(iii) Why do different coloured rays deviate differently in a prism?


In the formation of spectrum of white light by a prism: 

 which colour is deviated least?


Which is refracted most by a prism : red light or violet light? Explain why?


The colour of white light which suffers the maximum bending (or maximum refraction) on passing through a glass prism is:
(a) yellow
(b) orange
(c) red
(d) violet


The splitting up of white light into seven colours on passing through a glass prism is called:
(a) refraction
(b) deflection
(c) dispersion
(d) scattering


The coloured light having the maximum speed in glass prism is:
(a) blue
(b) green
(c) violet
(d) yellow


When white light passes through a prism, it ............


The speed of light in air or vacuum is


State the speed of light in (a) air, (b) water, and (c) glass


The frequency range of visible light is from 3.75 × 1014 Hz to 7.5 × 1014 Hz. Calculate its wavelength range. Take speed of light = 3 × 108 m/s.


In the following diagram, the correctly marked angles are

(A) All
(B) Only ∠i and ∠A
(C) ∠i, ∠r and ∠A
(D) ∠i, ∠A and ∠D


State two uses of ultraviolet radiation.


The process of separation of light into its component colours while passing through a medium is called _______.


What is dispersion? Explain in detail.


Curved mirrors have surfaces that are spherical, cylindrical, parabolic, and ellipsoid.


dispersive power of crown glass? Given that µv = 1.5230, µr = 1.5145


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