A copper cube weighs 0.25 N in air, 0.17N when completely immersed in paraffin oil
PHYSICS
JAMB 2002
A copper cube weighs 0.25 N in air, 0.17N when completely immersed in paraffin oil and 0.15 N when completely immersed in water.The ratio of upthrust in oil to upthrust in water is
- A. 3 : 5
- B. 4 : 5
- C. 7 : 1
- D. 13 : 10
Correct Answer: B. 4 : 5
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