Electrical Measurements |
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Page 277
Arthur Whitmore Smith, Marcellus Lee Wiedenbeck. grid or simply grid . A small change of the grid - cathode potential will then produce a major change in the field shape and greatly influence the flow of electrons to the anode . 18-15 ...
Arthur Whitmore Smith, Marcellus Lee Wiedenbeck. grid or simply grid . A small change of the grid - cathode potential will then produce a major change in the field shape and greatly influence the flow of electrons to the anode . 18-15 ...
Page 287
... grid structure into the region of high space charge . Obviously the physical construction of the grid can be of importance in determining this leakage field . For example , an open grid structure with wide spacing of wires will allow ...
... grid structure into the region of high space charge . Obviously the physical construction of the grid can be of importance in determining this leakage field . For example , an open grid structure with wide spacing of wires will allow ...
Page 292
... grid potential further does not change the plate current . Upon decreasing the grid potential it is found that the plate current remains constant even if the grid potential is lowered far beyond the cutoff potential . The qualitative ...
... grid potential further does not change the plate current . Upon decreasing the grid potential it is found that the plate current remains constant even if the grid potential is lowered far beyond the cutoff potential . The qualitative ...
Contents
Evaluation of Errors | 1 |
Chapter | 3 |
Review of Elementary Electrostatics | 15 |
Copyright | |
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Common terms and phrases
alternating current ammeter ampere ance angle arrangement balance point ballistic galvanometer battery bridge wire calibration capacitance cathode charge computed condenser connected constant corresponding current flowing curve deflection denotes determined deviation diagram difference of potential diode direction distribution effect electric electrodynamometer electron current energy equal equation factor fall of potential flux density frequency galvanometer circuit gives grid high resistance hysteresis impedance internal resistance iron joined in series loop magnetic circuit magnetic field magnetic flux magnitude mean value measured meter method mutual inductance negative observed obtained Ohm's law ohms parallel plate positive potential difference potential divider potentiometer power expended probable error produce quantity R₁ ratio reading scale secondary coil sensitivity shown in Fig shunt standard cell switch temperature theorem Thévenin's theorem torque triode tube vector voltage voltmeter volts wattmeter Wheatstone bridge zero