PHY 132 Lecture 6: Lecture 6

A laser pointer used in a lecture hall emits light at 650 nm. What is the frequency of this light?

I have an upcoming exam that will involve BallisticCollisionProblems and when I downloaded the lecture the ballisticcollisionequations were unreadable; I am just looking to get theequationsand continue working on practice problems

You normally drive on the freeway between San Diego and los angles at an average speed of 105 km/h trip take 2h 20 minutes on the Friday afternoon however heavy traffic slowes you down and you drive the same distance at an average speed of only a 70km/h how much does the trip take?