At what position will an object be placed in front of a concave mirror in order in order to obtain an image at infinity?
A.
At the pole of the mirror
B.
At the principal focus
C.
At the centre of curvature
D.
Between the principal focus and the centre of curvature
Answer: B
To see detailed solution to this question and thousands of other questions offline, download TestDriller UTME. Practice rigorously for UTME, enjoy educational games, summary of JAMB literature books, compete with your peers, win prizes and more.