Two charged bodies separated by a distance d exert an attractive electrical force on each other. The signs of the charges on the two bodies are __________ and __________.
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[Ques. 2] Two charged bodies separated by a distance d exert an electrical force on each other. The distance d is doubled. The electrical force on each body is now __________ times the original force.
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[Ques. 3] The force on a charged object divided by the charge on the object is __________.
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[Ques. 4] If you think of a battery as an electric charge pump, the battery voltage is analogous to __________.
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[Ques. 5] The size of the current flowing through a conductor equals the __________ divided by the conductor's ___________.
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[Ques. 6] A quantity that measures the opposition to the flow of charge is __________.
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[Ques. 7] Then energy per unit charge supplied by a battery is its __________.
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[Ques. 8] A charged particle creates an electric ________ in the space around it.
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[Ques. 9] Superconductivity is lost when a certain __________ is exceeded.
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[Ques. 10] The rate of flow of electric charge is __________.
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