Explain how you can improve the accuracy of a measurement.

An uncharged nonconductive hollow sphere of radius 18.0 cm surrounds a 12.0 µc charge located at the origin of a cartesian coordinate system. a drill with a radius of 1.00 mm is aligned along the z axis, and a hole is drilled in the sphere. calculate the electric flux through the hole.

What is the average speed of a car that travels 40 mph for 1 hour and 60 mph in another hour?

The two required components for a generator