Laboratory 2

# Laboratory 2 - Laboratory 2 Voltage and Current Measurement...

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Laboratory 2 Voltage and Current Measurement and Verification of Basic Circuit Principles Devun Pahwa, Andrey Chuchuva ENME350 Sec 0104 Date: 2/11/2011

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Data and Observations Theory Actual V AB 1.5 V 1.368 V V BA -1.5 V -1.368 V Part I: Table 1: Values of V AB and V BA Part II: Voltage Switch On/Off Theory Actual V AB On 1.5 V 1.368 V V AB Off 0 V 0 V V BA On -1.5 V -1.368 V V BA Off 0 V 0 V Table 2: Values of V AB and V BA with switch on and off Figure 1: Voltage Measurement Circuit Diagram for Part I and Part II Part III: Theory Actual I 1 .00015 A .000114 A
I 2 -.00015 A -.000114 A Table 3: Values of I AB and I BA with a 10kΩ resistor Figure 2: Current Measurement Circuit Diagram for I 1 and I 2 Part IV/V: Voltage (V) Current Theory (mA) Current Actual (mA) -5 -.5 -.76 -4 -.4 -.62 -3 -.3 -.5 -2 -.2 -.37 -1 -.1 -.23 0 0 0 1 .1 .23 2 .2 .37 3 .3 .5 4 .4 .62 5 .5 .76 Table 4: Values of Current connected to a 10kΩ resistor (Circuit same as Figure 2) Graph 1: V-I plot of Table 4. R Theory 10 kΩ R Actual 9.3 kΩ

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Table 5: R Values based on ohms law
Part VI: Trial 1 Trial 2 Voltage Theory Actual Theory Actual V 1 1V .99V 1V 1.37V V 2 9V 9.81V 14V 13.66V V s 10V 10.8V 15V 15.03V Table 6: KVL, V s =V 1 +V 2, in a Series Resistive Circuit (shown in Figure 3) Figure 3: Series Resistive Circuit Part VII: Current Theory Actual I 1 2.2 mA 2.93 mA I 2 2 mA 2.66 mA

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## This note was uploaded on 10/02/2011 for the course ENME 350 taught by Professor Barker during the Spring '11 term at Maryland.

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Laboratory 2 - Laboratory 2 Voltage and Current Measurement...

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