Chemical Instrumentation: A Systematic Approach to Instrumental AnalysisAddison-Wesley Publishing Company, 1960 - 653 pagine |
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Pagina 463
A Systematic Approach to Instrumental Analysis Howard A. Strobel. 15-5 The potentiometer . The classic design of the potentiometer is a null instrument using a moving coil galvanometer as a balance detector . The galvanometer simply ...
A Systematic Approach to Instrumental Analysis Howard A. Strobel. 15-5 The potentiometer . The classic design of the potentiometer is a null instrument using a moving coil galvanometer as a balance detector . The galvanometer simply ...
Pagina 466
... potentiometer may also measure direct currents . In this case , the device is used indirectly . The voltage drop produced by the current in a known resistance is observed , and the current calculated . Likewise , an unknown resistance x ...
... potentiometer may also measure direct currents . In this case , the device is used indirectly . The voltage drop produced by the current in a known resistance is observed , and the current calculated . Likewise , an unknown resistance x ...
Pagina 519
... potentiometer of moderate precision ( ± 0.001 mV or better ) . A voltage calibration ordinarily is done in two steps . There should be a very occasional determination of the linearity of the slide - wire and a somewhat more frequent ...
... potentiometer of moderate precision ( ± 0.001 mV or better ) . A voltage calibration ordinarily is done in two steps . There should be a very occasional determination of the linearity of the slide - wire and a somewhat more frequent ...
Sommario
THE SCIENCE OF INSTRUMENTATION | 1 |
ERRORS OF MEASUREMENT | 14 |
CHAPTER 3 | 34 |
Copyright | |
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absorbance absorption acid amplifier analysis analyzed angle anode applied atoms band beam Beer's law calibration calomel capacitance capacitor cathode cell Chem chemical circuit components concentration conductance constant coulometric curve detection detector determined device diffusion diode dispersion drop effect electrical electrode electrolysis emission end point energy error example filter frequency galvanometer gas chromatography glass grid incident input instrument intensity ionization ions layer liquid measurement mercury metal meter method mixture molecules obtained operation optical optical rotation output oxidized particles pH meter photometer phototube plate current platinum polarized polarographic potential potentiometer precision prism procedure quantitative radiation range reaction reflection refractive index region resistance resistor result rotation sample sawtooth wave scattering schematic Section sensitivity shown in Fig signal slit solution solvent species spectra spectrophotometer spectrum standard substance techniques temperature thyratron tion titration transistor triode variable vibrational voltage wave wavelength