Post-UTME Biology 2011 Objective — Question 22
Question 22 of 24 from the Post-UTME Screening (Post-UTME) Biology 2011 Objective paper, with the correct answer and a full explanation.
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An object of weight 10N immersed in a liquid displaces a quantity of the liquid. If the liquid displaced weighs 6N, determine the up thrust on the object.
- A. 20N
- B. 40N
- C. 6NCorrect
- D. 4N
Explanation
By Archimedes' principle, upthrust = weight of displaced liquid = 6N. (Note: this question is a near-duplicate of one found in the FUTO 2013/2014 Type D session in this same PDF set; the same independently-worked answer is used here.)
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