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Multi : ple Choice Choose the correct answer for each guestion. No partial credit will be given. 1. A neutral atom always has A) more neutrons than protons. B) more protons than electrons. C) the same number of neutrons as protons. D) the same number of protons as electrons. A glass rod is rubbed with a piece of silk. During the process the glass rod acquires a positive charge and the silk A) acquires a positive charge also. B) acquires a negative charge. C) remains neutral. D) could either be positively charged or negatively charged. rod was rubbed. It depends on how hard the . Two charges are separated by a distance d and exert mutual attractive forces of F on each other. Ifthe charges are separated by a distance of d/2, what are the new mutual forces? A) F/2 B) F/4 C) 2F D) 4F 4. A positively charged rod is brought near one end of an uncharged metal bar. The end of the metal bar farthest from the charged rod will be charged A) positive B) negative C) neutral D) none of the above 5. Sphere A carries a net charge and sphere B is neutral. They are placed near each other on an insulated table. Which statement best describes the electrostatic force between them? A) There is no force between them since one is neutral. B) There is a force of repulsion between them. C) There is a force of attraction between them. D) The force is attractive if A is charged positively and repulsive if A is charged negatively