A 10 cm long stick in kept horizontally in front of the concave mirror having focal length of 10 cm in such a way that the end of the stick closest to the pole is at a distance of 20 cm. What will be the lengthy of the image?

An object is kept in front of a concave mirror of focal length 15 cm. The image formed is three times the size of the object. The two possible distances of the object are

An object is placed in front of a convex mirror of focal length 60 cm. If image formed is half the size of the object, the position of the image

An object of height 7 cm is kept at a distance of 25 cm in front of a concave mirror. The focal length of the mirror is 15 cm. At what distance from the mirror should a screen be kept so as to get a clear image? What will be the size and nature of the image?

An object of height 7 cm is kept at a distance of 25 cm in front of a concave mirror. The focal length of the mirror is 15 cm. At what distance from the mirror should a screen be kept so as to get a clear image? What will be the size and nature of the image?

Rajashree wants to get an inverted image of height 5 cm of an object kept at a distance of 30 cm from a concave mirror. The focal length of the mirror is 10 cm. At what distance from the mirror should she place the screen ? What will be the type of the image, and what is the height of the object?

Answer the following questions: An object is placed at 10 cm in front of a concave mirror of focal length 25 cm. State the nature and size of the image relative to that of the object.

A convex mirror has a focal length of 18cm. The image of an object kept in front of the mirror is half the height of the object. What is the distance of the object from the mirror?

Answer the following questions: An object is placed at 50 cm in front of a concave mirror of focal length 20 cm. State the nature and size of the image relative to that of the object.

Answer the following questions: An object is placed at 45 cm in front of a concave mirror of focal length 30 cm. State the nature and size of the image relative to that of the object.

A convex lens has a focal length of 30 cm. An object is kept in front of it at a distance of 90 cm. Find the distance of the image from the lens. What type of image is formed?