Pre-class Exercise #10


A point source is located to the left of a mirror (the position is given in meters and the angle is given in degrees).  The animation is drawn using the small angle approximation. You can drag this point source to any position and spread out or narrow the beam.  Find the focal length of the mirror.  Start


  Your Name:

  Your Answer:

  A. 1.0 m.

  B. 1.3 m.

  C. 1.6 m.

  D. 1.9 m.


This Physlet was created by Mario Belloni and Wolfgang Christian.