Sunday, April 19, 2009

Life Expectacy For Throat Cancer



to reflect light rays and focus them on a point and with the help of a secondary mirror to deflect the real image is formed outside.



PROBLEM
Increase image.
An Object of 4 cm. high is placed 15 cm. a concave spherical mirror. If the image formed is located at 22.5 cm of this, How tall is this?

0 comments:

Post a Comment