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Physics Past Questions and Answers

Jamb Physics Questions

Question 51:

Which of the following representations is correct for an atom X with 28 electrons and 30 neutrons?

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A \(^{58}_{28}X\)
B \(^{30}_{28}X\)
C \(^{28}_{30}X\)
D \(^{58}_{30}X\)

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Question 52:

Which of the following is true of an electrical charge?

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A Positive charge means deficit electrons
B Negative charge means excess of electrons
C Electric current means movement of electrons
D All of the above

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