An object weighs 22kg in water and 30kg in air. What is the Upthrust exerted by the liquid on the object? [g = 10 ms−²]

By: |Published on: Nov 8|Categories: Physics JAMB| 0 comments

A. 50 N
B. 520 N
C. 220 N
D. 80 N

Correct Answer:

Option D – 80 N

Explanation

Upthrust = weight in air – weight in liquid = 30 x 10 – 22 x 10 = 300 – 220 = 80 N

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