What conditions must exist to produce a current in a photocell? Does all radiation result in a current? Give a reason for your answer.

Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.