Electrical Measurements and Their Applications |
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Page 78
... inductors , L1 = L2 , so Lp single laboratory inductor may therefore be used to furnish a wide variety of values . VARIABLE INDUCTOR PARALLEL IND MUTUAL IND SERIES ING ( 1 ) SERIAL NO FEE NOMINAL SERIES CONNECTION DATA MAX POWER IS WATT ...
... inductors , L1 = L2 , so Lp single laboratory inductor may therefore be used to furnish a wide variety of values . VARIABLE INDUCTOR PARALLEL IND MUTUAL IND SERIES ING ( 1 ) SERIAL NO FEE NOMINAL SERIES CONNECTION DATA MAX POWER IS WATT ...
Page 79
... inductor is a good laboratory standard . Unless т R FIG . 4.3 . Equivalent circuit of an inductor or resistor . wL > R , the impedance will be principally resistive . This condition fixes a lower limit w of the radian frequencies at ...
... inductor is a good laboratory standard . Unless т R FIG . 4.3 . Equivalent circuit of an inductor or resistor . wL > R , the impedance will be principally resistive . This condition fixes a lower limit w of the radian frequencies at ...
Page 179
... inductor approximates that of a resistor , the the principal difference between the two instruments being that inductors are characterized by a much higher value of Qo than are resistors . As will be seen from Fig . 8.4 , parallel ...
... inductor approximates that of a resistor , the the principal difference between the two instruments being that inductors are characterized by a much higher value of Qo than are resistors . As will be seen from Fig . 8.4 , parallel ...
Contents
Electrical Laboratory PracticePrecision of Measurements | 3 |
EXPERIMENT | 7 |
Direct Current Measurements Using Deflection Meters | 17 |
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accuracy adjusted alternating current amplifier amplitude approximately attenuator balance battery bridge calibrated capacitance capacitor cathode characteristic impedance charge coaxial line coil Compute condenser conductors connected constant counter curve damping deflection determined devices direct current effect electrons elements energy equal equation error flux density full scale function gage galvanometer grid Hence indicated inductance inductor input impedance instrument ionization leakage low frequency magnetic field magnitude microphone moving obtained ohms oscillator oscillographs output voltage parallel particles pass band percent phase plates position potential difference potentiometer pressure probe produce proportional pulse pyrometer quantity quency R₁ R₂ radiation radio frequency ratio reactance reading rectifier resistance resistor resonant sensitivity shield short circuit shown in Fig shunt signal slide wire standard cell switch temperature terminals thermal thermocouple tion usually V₁ vacuum tube volt voltage voltmeter volts wave length Wheatstone bridge zero