English

An erect and enlarged image can be formed by - Science

Advertisements
Advertisements

Question

An erect and enlarged image can be formed by

Options

  • only a convex mirror.

  • only a concave mirror.

  • only a plane mirror.

  • both convex and concave mirrors.

MCQ

Solution

only a concave mirror.

Expalantion:

Concave mirror forms a virtual, erect and enlarged image.

shaalaa.com
  Is there an error in this question or solution?
Chapter 15: Light - MULTIPLE CHOICE QUESTIONS [Page 81]

APPEARS IN

NCERT Exemplar Science [English] Class 7
Chapter 15 Light
MULTIPLE CHOICE QUESTIONS | Q 6. | Page 81

RELATED QUESTIONS

Which type of mirror is used by a dentist?


Described with the help of a diagram, the nature, size and position of the image formed when an object is placed beyond the centre of curvature of a concave mirror.


With the help of a labelled ray diagram, describe how a converging mirror can be used to give an enlarged upright image of an object.


According to New Cartesian Sign Convention:

(a) focal length of concave mirror is positive and that of convex mirror is negative
(b) focal length of both concave and convex mirrors is positive
(c) focal length of both concave and convex mirrors is negative
(d) focal length of concave mirror is negative and that of convex mirror is positive


An object is placed at a distance of 10 cm from a concave mirror of focal length 20 cm. 

Calculate the image distance.


An object of 5.0 cm size is placed at a distance of 20.0 cm from a converging mirror of focal length 15.0 cm. At what distance from the mirror should a screen be placed to get the sharp image? Also calculate the size of the image.


If a concave mirror has a focal length of 10 cm, find the two positions where an object can be placed to give, in each case, an image twice the height of the object.


What type of mirror should be used as a shaving mirror?


Which of the following mirror is used by a dentist to examine a small cavity in a patient’s teeth?


You are provided with a concave mirror, a convex mirror, a concave lens and a convex lens. To obtain an enlarged image of an object you can use either


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×