[" 10.The focal length of a concave mirror is "50cm" .Where should an object be placed,so "],[" that its image is two times and inverted: "],[[" (a) "75cm," (b) "60cm," (c) "125cm," (d) "50cm]]

The focal length of a concave mirror is 50cm. Where an object be placed so that its image is two times and inverted

The focal length of a concave mirror is 50cm. Where an object be placed so that its image is two times and inverted

The focal length of a concave lens is 30 cm. Where should an object be placed so that its image is 1//10 of its size ?

The focal length of a concave mirror is 20 cm . Where should an object be placed to get an image magnified twice?

The focal length of a concave mirror is 12 cm . Where should an object of length 4 cm be placed so that a real image of 1 cm length is formed ?

The radius of curvature of a concave mirror is 50 cm. Where should an object be held from the mirror so as to form its image at infinity?

Answer the following questions: The focal length of a concave mirror is 15cm. Where should on object be placed in front of this mirror so as to obtain an image which is real, inverted and of the same size as the object? Justify your answer.

Where should an object be held so that a concave mirror forms a real, inverted and magnified image ?