WAEC - Physics (2004 - No. 3)
An object weighs 60.0N in air, 48.2N in a certain liquid X, and 44.9N in water, Calculate the relative density of X
3.300
1.279
0.932
0.782
Vysvětlení
R.d = Wt in Air-Wt in Air-Wt in water
= \(\frac{60.0 - 48.2}{60.0 - 44.9}\)
= 0.782
= \(\frac{60.0 - 48.2}{60.0 - 44.9}\)
= 0.782