A Concave Mirror Of Focal Length 20 Cm Forms An Virtual Image Having Twice The Linear Dimensions Of The Object, The Position Of The Object W
A concave mirror of focal length 20 cm forms an virtual image having twice the linear dimensions of the object, the position of the object will be ___________cm
(A) 7 . 5
(B) – 10
(C) 10
(D) – 7 . 5
asked Jul 10 12:00:00 AM