PROBLEMS 1. Find maximum frequency and minimum wavelength of X-ray radiation, if the potential

difference between cathode and anode was (a) Ua1 = 3 kV and Ua2 = 15 kV

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above

Which of the following is the largest disadvantage of about half of the electricity in the united states comes from burning