A uniform cylindrical hydrometer of mass 20g and cross sectional area 0.54cm² floats upright in a liquid. If 25cm of its length is submerged, calculate the relative density of the liquid. (Density of water = 1 gcm‾³)

by Sunday | May 23 | Physics WAEC | 0 comments

A. 1.54
B. 1.48
C. 1.25
D. 0.80

Correct Answer: Option B

B. 1.48 cm²

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