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Post-UTME Physics 2016 Objective — Question 8

Question 8 of 20 from the Post-UTME Screening (Post-UTME) Physics 2016 Objective paper, with the correct answer and a full explanation.

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A solid weigh 0.21N in air and 0.19N when fully immersed in water. Calculate its relative density.

  • A. 10.50Correct
  • B. 1.11
  • C. 0.10
  • D. 0.91

Explanation

Relative density = weight in air/(weight in air - weight in water) = 0.21/(0.21-0.19) = 0.21/0.02 = 10.50.

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