1. When capacitors are connected in series, the applied voltage _________ the sum of individual voltages.
2. Charging by induction is
3. The energy stored in a capacitor is given by
4. Isotopes are atoms whose nuclei have the same proton number but different _______ numbers.
5. Coulomb’s law and gravitational law are both
6. The unit of electric field strength is
7. The number of protons in an atom determines which property?
8. The galvanometer is a device that makes use of ______
9. Four resistors 2Ω, 3Ω, 4Ω, and 6Ω are connected in parallel to a voltage source of 60V. What current will flow through the 4Ω resistor?
10. For an atom to be electrically neutral, the number of electrons and protons must be _______
11. From Kirchhoff’s law, the sum of the currents at a junction is equal to
12. One of these is not a unit of energy
13. When the temperature of a conductor increases, the resistivity
14. The potential difference between the terminals of a battery when no charge is allowed to flow in an external circuit is
15. The force between two charges is 120N. If the distance between the charges is doubled, the force will be