- #1
Ry122
- 565
- 2
A mirror is required with magnification 9.5 when an object is 14mm from the mirror
What is the focal length
My attempt:
M=v/u
9.5=v/14
v=133
1/f = (1/v)+(1/u)
1/f=(1/133)+(1/14)
f=12.67
Since no object is magnified when the created image is outside of 2f
this answer can't be correct.
What is the focal length
My attempt:
M=v/u
9.5=v/14
v=133
1/f = (1/v)+(1/u)
1/f=(1/133)+(1/14)
f=12.67
Since no object is magnified when the created image is outside of 2f
this answer can't be correct.