Advanced Electrical Measurements |
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Page 300
... pyrometer . the filament current and the scale is calibrated directly in Fahren- heit , Centigrade , or Kelvin ... PYROMETER AT THE GOLD POINT Set up the black body furnace with the refractory partitions in place and focus the pyrometer ...
... pyrometer . the filament current and the scale is calibrated directly in Fahren- heit , Centigrade , or Kelvin ... PYROMETER AT THE GOLD POINT Set up the black body furnace with the refractory partitions in place and focus the pyrometer ...
Page 303
... pyrometer . For , if the black body temperature , as read by the pyrometer , is S , we have , from Wien's distribution law : I - C1λ = 5e- ( c2 / λS ) while the true temperature , T , is defined by the equation : -5 I = C1 € λ - e - T ...
... pyrometer . For , if the black body temperature , as read by the pyrometer , is S , we have , from Wien's distribution law : I - C1λ = 5e- ( c2 / λS ) while the true temperature , T , is defined by the equation : -5 I = C1 € λ - e - T ...
Page 304
... PYROMETER FROM 1063 ° C. TO 2000 ° C. A tungsten lamp , preferably one with a flat ribbon filament for easy focussing , will be used as the source . Connect this lamp in series with an ammeter and a finely adjustable control rheostat ...
... PYROMETER FROM 1063 ° C. TO 2000 ° C. A tungsten lamp , preferably one with a flat ribbon filament for easy focussing , will be used as the source . Connect this lamp in series with an ammeter and a finely adjustable control rheostat ...
Contents
CHAPTER PAGE | 1 |
NUMBER PAGE 1 Measurement of Specific Resistance | 21 |
Calibration of a CareyFoster Slide Wire | 28 |
Copyright | |
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a₁ accuracy adjustment alternating current ammeter ampere amplifier apparatus as shown approximately audio balance battery C₁ calculate calibration capacitance charge coil condenser connected constant correction couple current flows cycle damping decrease deflection detector determined dial direct current electrical electrodynamometer electrometer electromotive force electrons element equal equation EXPERIMENT filament flux frequency oscillator galvanometer gauge high resistance impedance input inserted instrument ions junction Leeds and Northrup manometer maximum McLeod Gauge measured mercury metal meter method mutual inductance necessary negative obtained ohms operating oscillograph output plate circuit plate current positive potential difference potentiometer pressure pyrometer quantity R₁ R₂ radio frequency range ratio reading relaxation oscillator resistor scale screen sensitivity shown in Fig shunt slide wire solution standard cell supply switch temperature terminals thermocouple torque unknown V₁ vacuum tube vacuum tube voltmeter variable volt voltmeter volts wave length Wheatstone bridge zero