A compass needle normally points toward earth’s magnetic pole, which is near the north pole. Which best explains why the needle moves away from the pole when it comes close to a current-carrying wire?.

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?

What is special about a dc circuit ?

The solid that is formed and usually sinks to the bottom of a solution is the