Chemical Instrumentation: A Systematic ApproachAddison-Wesley Publishing Company, 1973 - 903 pagine |
Dall'interno del libro
Risultati 1-3 di 22
Pagina 60
... WHEATSTONE BRIDGE This well - known bridge is a simple network for determination of unknown resistances or conductances . The precision inherent in the design of the Wheatstone bridge derives from the fact that , like the potentiometer ...
... WHEATSTONE BRIDGE This well - known bridge is a simple network for determination of unknown resistances or conductances . The precision inherent in the design of the Wheatstone bridge derives from the fact that , like the potentiometer ...
Pagina 61
... and 13 to give 1. I1 ( R1 + R3 ) 1 - I3R1 = V 2 . I2 ( R2 + R4 ) + I3R2 = V ( 3.1 ) 3. -I1R1 + I2 R2 + I3 ( R1 + R2 + Rs ) = 0 What is the current 13 in the null detector ? 3.4 61 Network analysis The de Wheatstone bridge.
... and 13 to give 1. I1 ( R1 + R3 ) 1 - I3R1 = V 2 . I2 ( R2 + R4 ) + I3R2 = V ( 3.1 ) 3. -I1R1 + I2 R2 + I3 ( R1 + R2 + Rs ) = 0 What is the current 13 in the null detector ? 3.4 61 Network analysis The de Wheatstone bridge.
Pagina 76
... Wheatstone bridge . Assume Veg = 0 . 3.4 Draw a schematic diagram of a recording type of Wheatstone bridge that can measure a resistance which is changing with time . 3.5 Show how a Wheatstone bridge might be modified to measure ...
... Wheatstone bridge . Assume Veg = 0 . 3.4 Draw a schematic diagram of a recording type of Wheatstone bridge that can measure a resistance which is changing with time . 3.5 Show how a Wheatstone bridge might be modified to measure ...
Sommario
Measurement and Instrumentation | 1 |
Basic Electrical Variables | 25 |
9 | 47 |
Copyright | |
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Parole e frasi comuni
absorbance absorption amplitude analysis analyzer angle anode applied atoms beam Beer's law capacitance capacitor cathode cell circuit of Fig components concentration constant coulometry curve detection detector determined device diagram differential diode dispersion drop electrical electrode electrolysis emission emitter energy equation example excited feedback filter flame fluorescence frequency grating impedance incident input instrument intensity ionization ions magnetic measurement mercury meter method module molecular molecules monochromator noise obtained Ohm's law operational amplifier optical output voltage oxidation p-n junction peak phase photometer photomultiplier polarized polarography potential potentiometer precision prism proton pulse R₁ R₂ radiation range ratio RC circuit readout redox reduced refractive index resistance resistor resonance result sample scan schematic Section sensitivity shown in Fig signal slit solution species spectral spectrometer spectrophotometer Spectroscopy spectrum substance techniques temperature Thévenin equivalent titration transistor tube V₁ vibrational wave wavelength Wheatstone bridge width ΚΩ