Five 2.0-ω resistors are connected as shown in the figure. what is the equivalent resistance of this combination between points a and b?

An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?

The sun’s mass is 2.0×10^ 30 kg, its radius is 7.0×10 5 km, and it has a rotational period of approximately 28 days. if the sun should collapse into a white dwarf of radius 3.5×10 3 km, what would its period be if no mass were ejected and a sphere of uniform density can model the sun both before and after?

Which pair of quantities includes one quantity that increases as the other decreases during simple harmonic motion?