A current of 0.225 A flows across an 85.5 Ohm resistor. How much voltage is being applied?

What happens to the light rays when they hit the specimen?

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?