मराठी

How Does the Light Have to Enter the Glass: To Produce a Large Amount of Bending?

Advertisements
Advertisements

प्रश्न

How does the light have to enter the glass: 

 to produce a large amount of bending?

Advertisements

उत्तर

 To produce a large amount of bending, the light ray has to enter the glass with a large angle of incidence.

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 2: Refraction of Light - Exercise 1 [पृष्ठ ८४]

APPEARS IN

लखमीर सिंह Physics Part 1 [English] Class 10
पाठ 2 Refraction of Light
Exercise 1 | Q 42. (a) | पृष्ठ ८४

व्हिडिओ ट्यूटोरियलVIEW ALL [3]

संबंधित प्रश्‍न

Name the phenomenon responsible for the following effect:

When we sit in front of a plane mirror and write with our right hand, it appears in the mirror that we are writing with the left hand.


Which property of light makes a pencil cast a shadow when it is held in front of a light source?


State whether the following statement is true of false:
A student says that we can see an object because light from our eyes is reflected back by the object.


 State the uses of plane mirrors.


What is meant by 'reflection of light'?


A ray of light goes from water into air. Will it bend towards the normal or away from the normal?


The speed of light is more in glass than in water.


Air is optically .......... than glass.


Match the Following

Column A Column B 
(a) white Light  (1) Convex mirror
(b) Refraction (2) Concave mirror
(c) Virtual images  (3) refraction
(d) Real images  (4)  spectrum
(e) Prism (5) ray of light from glass to air 

What is the cause of refraction of light when it passes from one medium to another?


A ray of light passes from medium 1 to medium 2. Which of the following quantities of the refracted ray will differ from that of the incident ray: Speed, intensity, frequency, wavelength? 


A small air bubble in a glass block when seen from above appears to be raised because of ______.


Choose and write the correct option.

If we gradually increase the angle of incidence of a ray of light passing through prism then …..


List four characteristics of the image formed by a concave lens of focal length 20 cm when the object is placed at a distance of 40 cm from its optical centre. 


The size of image of an object by a convex lens of focal length 20 cm is observed to be reduced to  `1/3` rd of its size . Find the distance of the object from the optical centre of the lens . 


A real image is formed by the light rays after reflection or refraction when they:

  1. actually meet or intersect with each other.
  2. actually converge at a point.
  3. appear to meet when they are produced in the backward direction.
  4. appear to diverge from a point.

Which of the above statements are correct?


You are given water, mustard oil, glycerine and kerosene. In which of these media a ray of light incident obliquely at same angle would bend the most?


If a beam of red light and a beam of violet light are incident at the same angle on the inclined surface of a prism from air medium and produce angles of refraction r and v respectively, which of the following is correct?


Twinkling of stars and Mirage are the two phenomena occurring due to refraction.


A normal is an imaginary line drawn ________ to the boundary at the point of incidence.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×