The full step-by-step solution to problem: 18 from chapter: 38 was answered by , our top Physics solution expert on 03/05/18, 09:04PM. The answer to “You wish to pick an element for a photocell that will operate via the photoelectric effect with visible light. Which of the following are suitable (work functions are in parentheses): tantalum (4.2 eV), tungsten (4.5 eV), aluminum (4.2 eV), barium (2.5 eV), lithium (2.3 eV)?” is broken down into a number of easy to follow steps, and 45 words. Fundamentals of Physics, Volume 2 (Chapters 21 - 44) was written by and is associated to the ISBN: 9781118230732. This textbook survival guide was created for the textbook: Fundamentals of Physics, Volume 2 (Chapters 21 - 44) , edition: 10. This full solution covers the following key subjects: . This expansive textbook survival guide covers 39 chapters, and 3772 solutions. Since the solution to 18 from 38 chapter was answered, more than 210 students have viewed the full step-by-step answer.