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Physics 1988 JAMB Past Questions

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36
Which of the following symbolic representations is correct for an atom X with 22 electrons and 43 neutrons?
  • A. \(^{43}_{22}X\)
  • B. \(^{22}_{43}X\)
  • C. \(^{65}_{43}X\)
  • D. \(^{65}_{22}X\)
View Answer & Discuss (8) JAMB 1988
37

the fig above shows displacement-time graphs for three different motions. which of the following statements is correct?

  • A. graph 2 corresponds to the highest velocity
  • B. graph 1 corresponds to zero velocity
  • C. graph 3 corresponds to a particle moving in the negative x direction
  • D. graph 2 corresponds to a particle moving in the positive x direction
View Answer & Discuss (8) JAMB 1988
38

the fig above shows three different ways of hanging a heavy picture from a hook. the tension in the string will be?

  • A. Greatest in X
  • B. Greatest in Y
  • C. Greatest in Z
  • D. Same in each one
View Answer & Discuss (14) JAMB 1988
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39
When one arm of a U-tube manometer is connected to a gas supply, the levels of mercury in the two arms of the U-tube is shown in the figure above, if the atmospheric pressure is 76.0cm hg, the gas pressure is
  • A. 62.6cm hg
  • B. 72.5cm hg
  • C. 79.5cm hg
  • D. 85.9cm hg
View Answer & Discuss (9) JAMB 1988
40
The fig above shows two waveforms X and Y. If the frequency of X is 30Hz what is the frequency of Y
  • A. 12Hz
  • B. 19Hz
  • C. 60Hz
  • D. 75Hz
View Answer & Discuss (28) JAMB 1988
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