April 20, 2014

Posts by roslin

Total # Posts: 1

calculus problem
the thin lens equation in physics is 1/s+1/S=1/f where s is the object distance from the lens,S is the image distance from the lens,and f is the focal length of the lens.Suppose that a certain lens has a focal length of 6cm and that an object is moving toward the lens at the r...

Pages: 1