Question

Home work- 21/10/20.
Solved the numerical.
1-An object is placed at a distance of 10 cm from a concave mirror of focal length 20cm.Calculate the image distance,and write two characteristics of the image formed.Draw a ray diagram for the formation of image.
2-When an object is placed at a distance of 15 cm from a concave mirror ,its image is formed at 10 cm in front of the mirror .calculate the focal length of the mirror.
3-A large concave mirror has a radius of curvature of 1.5m.A person stands 10m in front of the mirror .Where is the person's image?
4-An object is 24 cm away from a concave mirror and its image is 16cm from the mirror .Find the focal length and radius of curvature of the mirror.
5-At what distance from a concave mirror of focal length 10cm should an object be placed so that .
(A) its real image is formed 20 cm from the mirror and virtual image is formed 20 cm from the mirror?
Raman Srivastava.​

Answer 1

Answer:

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Answer 2

Answer:

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