A charge of 40 µC is pushed by a force of 15 µN a distance of 1.3 mm in an electric field. What is the electric potential difference? 2.0 × 10-8 V 4.6 × 10-7 V 4.9 × 10-4 V 3.8 × 10-1 V

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

You charge a parallel-plate capacitor, remove it from the battery, and prevent the wires connected to the plates from touching each other. when you increase the plate separation, what happens to the following quantities?

What is the coldest temperature ever recorded in san antonio?