Recent content by mihir23

For the photoelectric effect, when light hits a metal, and the frequency is above the work function, electrons are given off. I am curious if the metal becomes more and more positive if this happens. i.e oxidation without reduction??. For this question, assume that it is done in a empty...

Homework Statement A basketball shoots a ball at an angle of 55° which is 4.3m away( horizontal dist). If the ball is released from a height of 2.1m and lands in the hoop, which is 3m high. Calculate the initial speed of the ball for this shot to be successful. Homework Equations initial...