The threshold wavelength for the photoelectric effect for silver is 262 nm. What is the work function φ0 for silver?.

When will division i requirements change? requirements change every four years requirements change every year august 2016 requirements change every other year

The tendency to seek out individuals who represent the same level of physical attractiveness as ourselves is explained as

Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio