Advertisements
Advertisements
प्रश्न
A virtual image formed by a spherical mirror is always erect and situated behind the mirror.
पर्याय
True
False
Advertisements
उत्तर
True.
APPEARS IN
संबंधित प्रश्न
The diagram in figure shows a ray of light AO falling on a rectangular glass slab PQRS. Complete the diagram till the ray of light emerges out of the slab. Label on the diagram the incident ray, the refracted ray and the emergent ray.
State the changes in the position, size and nature of the image when the object is brought from infinity up to a concave lens. Illustrate your answer by drawing ray diagrams.
A lens always forms an image between the object and the lens. State three characteristics of the image.
Say TRUE or FALSE
A plane mirror is opaque
A boy of height 1m 45 cm is standing in front of a long mirror at a distance of 2 m. From this information, fill up the following sentences:
- The distance between the boy and his image is ______
- The height of the image is______
- When the boy moves 1m forward, the distance between her and her image is______
We can create enlarged, virtual images with ______.
The images that are obtained on a screen are called ______ and that which cannot be obtained on a screen ______.
Calculate the number of images formed by plane mirrors kept at an angle of 10° to each other.
The image formed by a plane mirror is ______.
Describe the nature of images formed by plane mirrors.
