Tricky Physics Lenses Question?

  • Thread starter Thread starter basketball23john
  • Start date Start date
B

basketball23john

Guest
Use appropriate sign conventions for image distance and height.
(a) A 2.20 cm high insect is 1.11 m from a 135 mm focal-length lens.

What is the image distance?
mm
How high is the image?
cm
Select all that are true.
The image is behind the lens.
The image is in front of the lens.
The image is real.
The image is virtual.
The image is upright.
The image is inverted.



(b) Assume that f = -135 mm.
What is the image distance?
mm
How high is the image?
cm
Select all that are true.
The image is virtual.
The image is real.
The image is behind the lens.
The image is upright.
The image is inverted.
The image is in front of the lens.
 
Back
Top