A certain analog voltmeter that reads 12 V full-scale takes a full-scale current of 200 uA. For such a meter. compute the loading error when used to measure Vas in the circuit of Figure 1. E 72 V *6 ΚΩ R3K2 R₂ 12 kr 722 ab 4 ΚΩΣ.. Fig. 1
A certain analog voltmeter that reads 12 V full-scale takes a full-scale current of 200 uA. For such a meter. compute the loading error when used to measure Vas in the circuit of Figure 1. E 72 V *6 ΚΩ R3K2 R₂ 12 kr 722 ab 4 ΚΩΣ.. Fig. 1
Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Transcribed Image Text:A certain analog voltmeter that reads 12 V full-scale takes a full-scale current of 200 µA. For such a meter.
compute the loading error when used to measure Vas in the circuit of Figure 1.
E 72 V
6 ΚΩ
23 ΚΩ
12 ΚΩ
at
4 KR
Fig. 1
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Step 1: Summarize the given information.
VIEWStep 2: Determination of the open circuit voltage across a-b terminals.
VIEWStep 3: Calculating Thevenin's equivalent resistance across the a-b terminals.
VIEWStep 4: Calculating the voltage across a-b terminals with the analog voltmeter.
VIEWStep 5: Calculating the loading error.
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