1. The 10M resistor (all resistor values are in Ohms and M = million) represents a scope input resistance. Calculate the voltage across the 2M resistor and compare (% error) to the ideal case. An ideal scope input resistance is the same as an ideal internal resistance of a voltmeter. 15V dc 100k ww 2M 10M Replace the 2M resistor with a 100K resistor and calculate the voltage across the 100K resistor and compare (% error) to the ideal case. For which resistor value (2M or 100K) does the scope have the greatest "loading" effect? Justify your answer.

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1. The 10M resistor (all resistor values are in Ohms and M = million) represents a scope
input resistance. Calculate the voltage across the 2M resistor and compare (% error) to
the ideal case. An ideal scope input resistance is the same as an ideal internal
resistance of a voltmeter.
15V dc
100k
2M
10M
Replace the 2M resistor with a 100K resistor and calculate the voltage across the 100K
resistor and compare (% error) to the ideal case.
For which resistor value (2M or 100K) does the scope have the greatest “loading”
effect? Justify your answer.
Transcribed Image Text:1. The 10M resistor (all resistor values are in Ohms and M = million) represents a scope input resistance. Calculate the voltage across the 2M resistor and compare (% error) to the ideal case. An ideal scope input resistance is the same as an ideal internal resistance of a voltmeter. 15V dc 100k 2M 10M Replace the 2M resistor with a 100K resistor and calculate the voltage across the 100K resistor and compare (% error) to the ideal case. For which resistor value (2M or 100K) does the scope have the greatest “loading” effect? Justify your answer.
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