Journal of Research of the National Bureau of Standards: Engineering and instrumentation. C, Volumes 72-75U.S. Government Printing Office, 1968 |
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Page 35
... phase per gram of first component . Both mixture and liquid must be at the same pressure P and temperature Tw , the gas mixture having a mixing ratior initially and attaining a mixing ratio u finally as a result of the process of ...
... phase per gram of first component . Both mixture and liquid must be at the same pressure P and temperature Tw , the gas mixture having a mixing ratior initially and attaining a mixing ratio u finally as a result of the process of ...
Page 49
... phase angle deviations of inductive voltage dividers utilizes specially constructed transformers for step and differential voltage injections without reference to the fundamental electrical units or standards . Con- struction details of ...
... phase angle deviations of inductive voltage dividers utilizes specially constructed transformers for step and differential voltage injections without reference to the fundamental electrical units or standards . Con- struction details of ...
Page 50
... phase and quadrature deviations are being determined . D , and D2 can be calibrated simultaneously or one can be treated as an auxiliary . Their input terminals are connected together with a short coaxial lead , the impedances of which ...
... phase and quadrature deviations are being determined . D , and D2 can be calibrated simultaneously or one can be treated as an auxiliary . Their input terminals are connected together with a short coaxial lead , the impedances of which ...
Page 52
... phase deviation , and b is the quadra- ture deviation . Both deviations are expressed as fractions of input or unity . 4.1 . Differential Injection Voltage , a + jẞ The equations for the in - phase and quadrature differential injection ...
... phase deviation , and b is the quadra- ture deviation . Both deviations are expressed as fractions of input or unity . 4.1 . Differential Injection Voltage , a + jẞ The equations for the in - phase and quadrature differential injection ...
Page 53
... Phase and Quadrature Deviations , a + jb In figure 3 , Vin represents the input terminal voltage , v the step - injection voltage of transformer T : a + jẞ and a + jẞ the small balancing voltages from transformer T2 ; ao + jẞ the ...
... Phase and Quadrature Deviations , a + jb In figure 3 , Vin represents the input terminal voltage , v the step - injection voltage of transformer T : a + jẞ and a + jẞ the small balancing voltages from transformer T2 ; ao + jẞ the ...
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accuracy admittance alloys analysis application approximately atomic attenuation bolometer Bolovac bridge Bureau of Standards calculated calibration calorimeter capacitance capacitor Chem circuit coaxial coefficient connectors constant creep Cryogenic crystal curves density described detector determined dew point disk effect electrical electron electron probe microanalysis energy equation error evaluation experimental field film flow frequency function heat hydrometer IEEE impedance input Instr Instrumentation Vol Key words laser linear liquid load magnetic materials measurements ment meter method microwave Mössbauer effect Mössbauer spectroscopy National Bureau obtained optical oscilloscope output paper parameters percent Phys precision pressure Proc properties pulse radiation range ratio reference resistance resistors resonance sample shown in figure solution specimen spectra stress surface Tech techniques temperature thermal thermal conductivity thermocouple thermodynamic thiosulfate tion Trans tube tungsten uncertainty values vapor voltage waveguide wet-bulb wet-bulb temperature wire x-ray
Popular passages
Page 28 - In no case does such identification imply recommendation or endorsement by the National Bureau of Standards, nor does it imply that the material or equipment identified is necessarily the best available for the purpose.
Page 46 - THE INSTITUTE FOR BASIC STANDARDS provides the central basis within the United States of a complete and consistent system of physical measurement; coordinates...
Page 25 - Passenger comfort is one of the most important factors to be considered in the design of these facilities and this also applies to the waiting rooms, rest rooms, lunch and dining rooms.
Page 21 - ... (1) nuclear data, (2) atomic and molecular data, (3) solid state data, (4) thermodynamic and transport data, (5) chemical kinetics, (6) colloid and surface properties, and (7) mechanical properties.
Page 82 - These include the development and maintenance of the national standards of measurement and the provision of means and methods for making measurements consistent with these standards...
Page 23 - The procedure uses the x and y coordinates and the individual directions of the minutiae ( ridge endings and bifurcations). The identity of the...
Page 22 - This publication contains a descriptive listing, item by item, of most of the test and calibration work done at the National Bureau of Standards with the respective fees.
Page 16 - Maryland, and by the Division of Biology and Medicine of the United States Atomic...