Advertisements
Advertisements
प्रश्न
Fill in the blank
We are able to see the objects around us due to _________, reflection.
Advertisements
उत्तर
We are able to see the objects around us due to irregular reflection.
APPEARS IN
संबंधित प्रश्न
Write true or false of the following statement.
The image formed by a plane mirror is real
Draw a figure showing the following.
- Incident Ray
- Normal
- Angle of incidence
- Angle of reflection
- Point of incidence
- Reflected ray
An object 1.5 cm high when placed in front of a concave. the mirror produces a virtual image 3 cm high. If the object is placed at a distance of 6 cm from the pole of the mirror, calculate:
- the position of the image
- the focal length of the mirror.
Copy the figure. By taking two rays from point A, show the formation of image. State four characteristics of the image.
Does the mirror named by you above give real images for all locations of object?
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?
Dull materials reflect light.
A ray of light is travelling in a direction perpendicular to the boundary of a parallel glass slab. The ray of light ______.
