A concave spherical mirror has a focal length of magnitude 20 cm. An object is placed 10 cm in front of the mirror on the mirror's axis. Where is the image located?
A) 20 cm behind the mirror
B) 20 cm in front of the mirror
C) 6.7 cm behind the mirror
D) 6.7 cm in front of the mirror
Question 2
An object is 10 cm in front of a concave spherical mirror with a focal length of magnitude 3.0 cm. Where is the image?
A) 13 cm from the mirror
B) 7.0 cm from the mirror
C) 4.3 cm from the mirror
D) 3.3 cm from the mirror