Skip to main content
Physics 2 Midterm - Part 2 of 3
SAMPLE

Please be aware that you practice a sample exam set, which means that it’s mimicking a real exam. In order to have more accurate experience:

or

25. Electric Potential / Work From Electric Force / Problem 14

In a photoelectric device, electromagnetic radiation moves electrons from the cathode to the anode, doing 5.3 × 10 -19 J of work per electron. Calculate the emf (give magnitude only) created in the device.

Learn this concept