An object is placed at the following distances from a concave mirror of focal length 15 cm, turn by turn :
(a) 35 cm
(b) 30 cm
( c) 20 cm
(d) 10 cm
Which position of the object will produce :

An object is placed at the following distances from a concave mirror of focal length 10 cm: (a) 8 cm (b) 15 cm (c) 25 cm Which position of the object will produce a virtual image larger than the object ?

An object is placed at the following distances from a concave mirror of focal length 10 cm: (a) 8 cm (b) 15 cm (c) 25 cm Which position of the object will produce a real image smaller than the object ?

An object is placed at the following distances from a convex lens of focal length 15 cm. Which position of the object will produce:

An object is placed 40 cm from a concave mirror of focal length 20 cm. The image formed is

An object is placed at 20 cm from a convex mirror of focal length 10 cm. The image formed by the mirror is