A concave shaving mirror has a radius of curvature of `35.0 cm`. It is positioned so that the (upright) image of man's face is `2.50` times the size of the face. How far is the mirror from the face ?

A concave mirror has a radius of curvature of 24 cm. How far is an object from the mirror if an image is formed that is: (a) virtual and 3.0 times the size of the object, (b) real and 3.0 times the size of the object and (c) real and 1//3 the size of the object?.

A concave mirror has a radius of curvature of 24 cm. How far is an object from the mirror if an image is formed that is: (a) virtual and 3.0 times the size of the object, (b) real and 3.0 times the size of the object and (c) real and 1//3 the size of the object?.

A dentist concave mirror has a radius of curvature of 30 cm . How far must it be placed from a small cavity in order to get a virtual image magnified 5 times ?

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is

An object 5cm tall is palced 1m from a concave spherical mirror which has a radius of curvature of 20cm . The size of the image is

An object 5 cm tall is placed 1 m from a concave spherical mirror which has a radius of curvature of 20 cm. The size of the image is