are n and n, we havefrom(i) , w V-\-na which shows that if a is very small, n and n must be veiywidely different, i. e., the instrument is exceedingly sen-sitive to small differences of specific weight. Sikess Ilydzometer is a form of the above in Mhichthe stem is a very thin flat strip of metal,… … It consists of a hollow metallic cylinder, A, Fig-. 80, having a very fine stem on which there isa fixed mark, P ; the lower end of thecylinder is connected by a wire with aclosed cone, J), which is heavy enoughto keep the stem vertical; the base, C,of this cone serves as a platform onwhich a solid…
Hydrostatics · Hydrodynamics
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