English

An object is placed in front of a convex mirror of focal length 25 cm. By scale drawing show the formation of image and state the nature of image.Given that v = 10 cm. - Physics

Advertisements
Advertisements

Question

An object is placed in front of a convex mirror of focal length 25 cm. By scale, a drawing shows the formation of image and states the nature of image.
Given that v = 10 cm.

Diagram
Advertisements

Solution

The image formed is virtual, Diminished, and erect.

shaalaa.com
  Is there an error in this question or solution?
Chapter 6: Light - Exercise [Page 263]

APPEARS IN

Frank Physics [English] Class 9 ICSE
Chapter 6 Light
Exercise | Q 44 | Page 263

RELATED QUESTIONS

How is the position of image formed by a plane mirror related to the position of the object ?


State two uses of a plane mirror.


If the angle between the plane mirror and the incident ray is 40, what are the angles of incidence and reflection?


Explain the following term:

Angle of reflection. Draw diagram/diagrams to show them.


Figure shows an incident ray AO and the normal ON on a plane mirror. The angle which the incident ray AO makes with mirror is 30°. (a) Find the angle of incidence. (b) Draw the reflected ray and then find the angle between the incident and reflected rays.


An object 3 cm high produces a real image 4.5 cm high when placed at a distance of 20 cm from a concave mirror. Calculate:

  1. the position of image
  2. focal length of the concave mirror.

What is a real image?


In the figure is shown a concave mirror. A is a point on the principal axis. If an object O is kept at A, image is formed on A itself. Copy the diagram. Draw the image in the diagram. Is the image real or virtual?

Measure the distance PA and write it in the diagram. What is the distance PA called?
Mark a point B on the principal axis, at which, if a point source of light is kept, the rays travel parallel to principal axis after reflection from M. What is point B called?


Say TRUE or FALSE

We see a book because it reflects the light that falls on its surface


Match the following:

1. Rubber a. Erect
2. Greased paper b. Inverted
3. Real image c. Opaque medium
4. Virtual image d. Translucent medium

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×