मराठी

How Does the Angle of Minimum Deviation Produces by a Prism Change with Increase in : the Wavelength of Incident Light - Physics

Advertisements
Advertisements

प्रश्न

How does the angle of minimum deviation produces by a prism change with increase in :

the wavelength of incident light 

उत्तर

Changes in the angle of deviation as we increase
 The wavelength of incident light
As we increase the wavelength, angle of deviation decreases.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 4: Refraction of Light at Plane Surfaces - Exercise 4 (B) 1 [पृष्ठ ८७]

APPEARS IN

सेलिना Physics [English] Class 10 ICSE
पाठ 4 Refraction of Light at Plane Surfaces
Exercise 4 (B) 1 | Q 9.1 | पृष्ठ ८७

संबंधित प्रश्‍न

Why is the ratio of the velocities of light of wavelengths 4000Å and 8000Å in vacuum 1: 1?


When light travels from a rarer to a denser medium, its speed ______.


Which of the following is the best experimental set-up out of the four shown for tracing the path of a ray of light passing through a rectangular glass slab ?


A student traces the path of a ray of white light through a rectangular glass slab and marks, the angles of incidence (∠i) , refraction (∠r) and emergence (∠e) as shown. Which angle or angles has he not marked correctly?

(A) ∠i only

(B) ∠i and ∠r

(C) ∠i and ∠e

(D) ∠r and ∠e


Fig shows a lens as a combination of a glass block and two prisms.

(i) Name the lens formed by the combination.

(ii) What is the line XX' called?

(iii) Complete the path of the incident ray PQ after passing through the lens.

(iv) The final emergent ray either meets XX' at a point or appears to come from a point on XX'. Label it as F, What is this point called?


Why do the faces of persons sitting around campfire appear to shimmer?


What is the refractive index of vacuum


A ray of light moves from a rare medium to a dense medium as shown in the diagram below. Write down the number of the ray which represents the partially reflected ray.


A ray of monochromatic light is incident from the air on a glass slab:
(i) Draw a labelled ray diagram showing the change in the path of the ray till it emerges from the glass slab.
(ii) Name the two rays that are parallel to each other.
(iii) Mark the lateral displacement in your diagram.


The diagram shows the path of a ray of light through a rectangular glass block placed in a liquid of uniform density.

What should be the rate of the speed of light through the liquid to the speed through the glass so that there is no refraction of light at the boundaries of the glass block when the system is illuminated by the light of one colour?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×