2. A metal ball has a net charge of 4.5 x 10^-7C. a. What is the relative number of protons and electrons in the ball?
b. If just enough charge is removed to make the ball neutral, how much mass does it lose?

The modern-day generator works on the principle of electromagnetic induction discovered by michael faraday in 1831-32. faraday discovered that the above flow of electric charges could be induced by moving an electrical conductor, such as a wire that contains electric charges, in a magnetic field.

Answer ( slope);