Advertisements
Advertisements
प्रश्न
An object is placed at a distance equal to 2f in front of a convex lens. Draw a labelled ray diagram to show the formation of image. State two characteristics of the image formed.
उत्तर
Image formation diagram:
Two characteristics of the image formed:
(1)Nature of image – real and inverted.
(2)Size of Image – same size as that of object.
APPEARS IN
संबंधित प्रश्न
An object is placed at a distance of 15 cm from a concave lens of focal length 30 cm. List four characteristics (nature, position, etc.) of the image formed by the lens.
An object AB is placed between O and F1 on the principal axis of a converging lens as shown in the diagram.
Copy the diagram and by using three standard rays starting from point A, obtain an image of the object AB.
Draw a ray diagram to show the formation of a real magnified image by a convex lens. (In your sketch the position of object and image with respect to the principal focus of lens should be shown clearly).
What kind of lens can form:
an erect magnified image?
What type of lens is used to correct
hypermetropia
What is the difference between a double convex and a bi-convex lens?
State the position of object, position of image, nature of image when: Convex lens is used in observing biological specimens.
Draw a ray diagram to illustrate the determination of the focal length of a convex lens using an auxiliary plane mirror.
Distinguish between Concave lens and Convex Lens.
