1) A laser beam in air is incident on a liquid at an angle of 39.0? with respect to the normal. The laser beam's angle in the liquid is 23.0? . What is the liquid's index of refraction?
nLiquid=________________.
2) An object is 22cm in front of a diverging lens with a focal length of 11cm.
A) Use ray tracing to determine the location of the image.
B) Is the image upright or inverted?
C) Is the image real or virtual?