A Manual of Electrical Measurements |
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... difference of potential E is connected to a high resistance Rx , the charge will slowly leak off and the voltage across the capacitor at succeeding instants of time t fol- lows the law V = E e - t / CRx , which was developed in ...
... difference of potential E is connected to a high resistance Rx , the charge will slowly leak off and the voltage across the capacitor at succeeding instants of time t fol- lows the law V = E e - t / CRx , which was developed in ...
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... potential differences , but may be adapted to several other sorts of determinations . The general principle involved is the balancing of the unknown emf or potential difference against the potential drop over a certain part of a ...
... potential differences , but may be adapted to several other sorts of determinations . The general principle involved is the balancing of the unknown emf or potential difference against the potential drop over a certain part of a ...
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... potential difference and the resulting current , since their resistances will change as they are heated by the current . However , certain devices show very large changes in resistance with increas- ing current and some of them do not ...
... potential difference and the resulting current , since their resistances will change as they are heated by the current . However , certain devices show very large changes in resistance with increas- ing current and some of them do not ...
Contents
The Writing of Experimental Reports | |
THE GALVANOMETER | |
Exp 23 The Constants of a Current Galvanometer | |
Copyright | |
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adjust alternating current ammeter ampere amplifier applied average balance ballistic galvanometer battery bridge C₂ cable calculated calibration capacitance capacitor cathode cell charge circuit as shown computed Connect the circuit curve damping ratio determine device diagram dial direct current electrical electrometer equal equation experiment figure flux density frequency galvanometer galvanometer deflection graph grid potential heater high resistance impedance indicated inductor input instructor magnitude maximum meas MEASUREMENT OF RESISTANCE measuring circuit meter method milliamperes mutual inductance obtained ohmmeter ohms oscillator oscilloscope output plate current plate voltage plot position possible potential difference potentiometer probable error quantity R₁ R₂ range reading Repeat resistance boxes resistor resonance rheostat S₁ scale self-inductance sensitivity series capacitance shunt sistance solenoid standard suitable switch temperature terminals thermistor thermocouple uncertainty unknown vacuum thermocouple vacuum tube variable varistor vector voltmeter volts wattmeter wire zero