Saturday, 5 May 2007

Problem: Materials #1

An object has a weight of 4 N in air, 3 N in water and 2.8 N in a salt solution. If the density of water is 1000 kg m-3, the density of the salt solution is
A. 830 kg m-3
B. 1070 kg m-3
C. 1200 kg m-3
D. 1430 kg m-3


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Question source: Malaysia National Physics Competition Panel

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