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प्रश्न
A concave lens forms the image of an object which is ______.
विकल्प
virtual, inverted and diminished
virtual, upright and diminished
virtual, inverted and enlarged
virtual, upright and enlarged
उत्तर
A concave lens forms the image of an object which is virtual, upright and diminished.
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संबंधित प्रश्न
Explain with the help of a diagram, why the concave lens is also called a diverging lens.
An illuminated object is placed at a distance of 20 cm from a converging lens of focal length 15 cm. The image obtained on the screen is:
(a) upright and magnified
(b) inverted and magnified
(c) inverted and diminished
(d) upright and diminished
What type of image is always made by a concave lens?
Give the position, size and nature of image of formed by a concave lens when the object is placed:
anywhere between optical centre and infinity.
When an object is placed 10 cm in front of lens A, the image is real, inverted, magnified and formed at a great distance. When the same object is placed 10 cm in front of lens B, the image formed is real, inverted and same size as the object.
What is the nature of lens A?
Name one of the common defects of vision and the type of lens used to remove it.
How will you differentiate between a convex and a concave lens by looking at
- a distant object,
- a printed page?
Distinguish between concave and convex lens.
A lens forms an image between the object and the lens. Name the lens.
In a reading glass what is the position of the object with respect to the concave lens used?
