MASTER THE QUESTIONS IN THIS PAPER) Caloulate the electrical force between an electron and a proton in a hydrogen atom, given that the distance between the charges centers is 53x10" m. (2 MARKS) 2. State the meaning of charge is conserved". (2 MARKS) 3. State the difference between a good conductor and a good insulator. (2 MARKS) 4. State the meaning of electric dipole". (2 MARKS) 5. Explain in your own words what an electric field is.