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प्रश्न
The image formed by a spherical mirror is virtual. The mirror will be:
(a) concave
(b) convex
(c) either concave or convex
(d) metallic
पर्याय
concave
convex
either concave or convex
metallic
उत्तर
either concave or convex .
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संबंधित प्रश्न
An object is placed at a distance of 30 cm in front of a convex mirror of focal length 15 cm. Write four characteristics of the image formed by the mirror.
What is the nature of a mirror having a focal length of, +10 cm?
Give two uses of a convex mirror. Explain why you would choose convex mirror for these uses.
What happens to the image when the object is moved away from the mirror gradually?
A man standing in front of a special mirror finds his image having a very small head, a fat body and legs of normal size. What is the shape of:
(a) top part of the mirror?
(b) middle part of the mirror?
(c) bottom part of the mirror?
Give reasons for your choice.
A convex mirror used as a rear-view mirror in a car has a radius of curvature of 3 m. If a bus is located at a distance of 5 m from this mirror, find the position of image. What is the nature of the image?
A shop security mirror 5.0 m from certain items displayed in the shop produces on-tenth magnification.
What is the radius of curvature of the mirror?
A ray of light passing through centre of curvature of a spherical mirror, after reflection
The most common example of a convex mirror is the make – up mirror.
Higher-Order Thinking Skills:
A convex mirror is in water. What should be the change in its focal length?
