JAMB Physics 2017 Objective — Question 6
Question 6 of 40 from the Joint Admissions and Matriculation Board (JAMB) Physics 2017 Objective paper, with the correct answer and a full explanation.
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Calculate the upthrust on an object of volume 50cm³ which is immersed in liquid of density 10³kgm⁻³. [g=10ms⁻²]
- A. A. 0.8N
- B. B. 2.5N
- C. C. 0.5NCorrect
- D. D. 1.0N
Explanation
Upthrust U=ρVg = 10³ x (50x10⁻⁶) x 10 = 0.5N.
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