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3466
Which of the following electromagnetic waves has the shortest wavelength?
  • A. Visible Light
  • B. Ultraviolet rays
  • C. Infrared rays
  • D. Gamma rays
View Answer & Discuss (8) JAMB 2016
3467

A radioactive isotope has a decay constant of 10\(^{-6}\)s\(^{-1}\). Calculate its half-life.

  • A. 5.93 x 106s
  • B. 6.93 x 105s
  • C. 6.93 x 109s
  • D. 5.93 x 107s
View Answer & Discuss (13) JAMB 2016
3468
Which of the following waves is both transverse and mechanical?
  • A. Water waves
  • B. Radio waves
  • C. Sound waves
  • D. X-rays
View Answer & Discuss (21) JAMB 2016
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3469
Calculate the temperature of 6 moles of an ideal gas at a pressure of 7.6 x 106Nm-2 with a volume of 10-3m3.
[R = 8.3jmol-1K-1]
  • A. 201oC
  • B. 126oC
  • C. 153oC
  • D. 185oC
View Answer & Discuss (6) JAMB 2016
3470
The relative density of a liquid is the ratio of the
  • A. Mass of water to the mass of an equal volume of liquid
  • B. Upthrust in the liquid to the upthrust in water
  • C. Density of water to the density of the liquid
  • D. Upthrust in water to the upthrust in the liquid
View Answer & Discuss (8) JAMB 2016
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts