Journal of Research of the National Bureau of Standards: Engineering and instrumentation. C, Volume 67, Part 3The Bureau, 1963 |
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Page 3
... indicated by a null on the detector connected at the v and positions , respectively ( see fig . 1 ) . For this condition , the second term on the right of eq ( 5 ) becomes zero . 3. Standard Volt Box A volt box must have several special ...
... indicated by a null on the detector connected at the v and positions , respectively ( see fig . 1 ) . For this condition , the second term on the right of eq ( 5 ) becomes zero . 3. Standard Volt Box A volt box must have several special ...
Page 4
... indicated in figure 3 but can be used for any network in which the resistance of each section is nominally equal to the resistance of some combination of lower - valued sections . The only change lies in the defining equation and its ...
... indicated in figure 3 but can be used for any network in which the resistance of each section is nominally equal to the resistance of some combination of lower - valued sections . The only change lies in the defining equation and its ...
Page 5
... indicated schematically in figures 4a and 4b ; the reversing switch for the supply is omitted to preserve simplicity ... indicate figure 4a as the preferred connection . " The remaining sections whose resistances are 250 ohms or more are ...
... indicated schematically in figures 4a and 4b ; the reversing switch for the supply is omitted to preserve simplicity ... indicate figure 4a as the preferred connection . " The remaining sections whose resistances are 250 ohms or more are ...
Page 7
... indicated in figure 5 , houses the DRRS , the galvanometer with its damping resist- ance , a mercury stand to accommodate the standard resistors , the 80 - ohm guard resistor and the battery reversing switch . The DRRS , located in the ...
... indicated in figure 5 , houses the DRRS , the galvanometer with its damping resist- ance , a mercury stand to accommodate the standard resistors , the 80 - ohm guard resistor and the battery reversing switch . The DRRS , located in the ...
Page 8
... indicated in figure 5. When the guard of the volt box is used , the pigtail of lead H is connected to the high - potential terminal of the guard section and a connection is made from the " Guard " binding post to the low - potential ...
... indicated in figure 5. When the guard of the volt box is used , the pigtail of lead H is connected to the high - potential terminal of the guard section and a connection is made from the " Guard " binding post to the low - potential ...
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accuracy analysis application approximately arithmetic mean average beam BPTI Bureau of Standards calculated calibration ceramic Chem circuit coefficients colorimeter computed constant core crystal curve detector determined deuterium diffraction effect elastic elastic moduli electron energy Engineering and Instrumentation equation experimental factor film filter frequency function given heat hydrogen image densities indicated Instrumentation Vol interferometer ionosphere ions JOURNAL OF RESEARCH materials Mc/s measurement process ment metal method microfilm microwave National Bureau NBS Tech observed obtained optical partial pressure percent permeameter Phys plane Poisson's ratio porosity potassium bromide precision pressure Proc procedure properties quantity radiation Radio range ratio residual thiosulfate resistance resonance rhenium sample shear modulus shown in figure silver silver sulfide solution specimens spectral statistical stress substrate surface systematic error temperature thermal conductivity thermocouple thickness thiosulfate concentration tion tube tungsten values voltage wavelength Young's modulus zero