English
Maharashtra State BoardSSC (English Medium) 10th Standard

Find the odd one out and give its explanation. Simple microscope, Compound microscope, Telescope, Prism

Advertisements
Advertisements

Question

Find the odd one out and give its explanation.

Options

  • Simple microscope

  • Compound microscope

  • Telescope

  • Prism

MCQ
Advertisements

Solution

Prism

Explanation-

Prism disperses light while other optical instruments produce magnified images of objects.

shaalaa.com
  Is there an error in this question or solution?
Chapter 7: Lenses - Find odd one out.

RELATED QUESTIONS

Draw a ray diagram to show the formation of image in the above situation


"A lens can form a magnified erect image as well as magnified inverted image of an object placed in front of it." State the nature of this lens and draw ray diagrams to justify the above statement. Mark the positions of O, F and 2F in the diagram.


Draw a labelled ray diagram to show the angle of incidence and the angle of refraction for a refracted ray of light.


Where should an object be placed in order to use a convex lens as a magnifying glass? 


Where should an object be placed in front of a convex lens so as to obtain its real, inverted and magnified image?


An object 2 cm tall is placed on the axis of a convex lens of focal length 5 cm at a distance of 10 m from the optical centre of the lens. Find the nature, position and size of the image formed. Which case of image formation by convex lenses is illustrated by this example? 


A convex lens of focal length 6 cm is held 4 cm from a newspaper which has print 0.5 cm high. By calculation, determine the size and nature of the image produced.


A camera fitted with a lens of focal length 50 mm is being used to photograph a flower that is 5 cm in diameter. The flower is placed 20 cm in front of the camera lens. 

At what distance from the film should the lens be adjusted to obtain a sharp image of the flower?


A light ray does not bend at the boundary in passing from one medium to the other medium if the angle of incident is:


A parallel oblique beam of light falls on a convex lens. Draw a diagram to show the refraction of light through the lens.


The given below figure shows an object OA and its image IB formed by a lens. State three characteristics of the image.


When you focus the image of a distant flag, whose shape is given below, on a screen using a convex lens, the shape of the image as it appears on the screen is

(A)

(B)

(C)

(D)


Where should an object be placed in front of a convex lens to get a real image of the size of the object?


Observe the following figure and complete the table:

Points Answer
(i) Position of the object  
(ii) Position of the image  
(iii) Size of the image   
(iv) Nature of the image  

A convex lens produces an image on a screen twice the size of the object. The distance between the object and screen is 45 cm. Find the distance of the lens from the object and its focal length by drawing a ray diagram.

A convex lens forms an inverted image of size same as that of the object which is placed at a distance 60 cm in front of the lens. Find: The position of image


State the position of object, position of image, nature of image when: Convex lens is used as an erecting lens in terrestrial telescope.


Why do we say that the ‘2F’ and ‘F’ points of a convex lens can be regarded as a sort of ‘turning points’ as far as the nature of the image formed by it is concerned?


Define the principal focus of a convex lens.


Distinguish between:

Concave lens and Convex lens


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×