Input Impedance of Voltmeter When 1MΩ Series Resistor Halves Measured Voltage

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#1 21668258 24 May 2013 14:39

Peter Michalski Peter Michalski

Anonymous

Post #1
21668258 24 May 2013 14:39

Assume you measure a power supply voltage through a series 1-MegaOhm resistor and observe that it drops by one-half its former value when no resistor is in series. What is the input impedance of the meter?
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#2 21668259 24 May 2013 17:45

Steve Spence Steve Spence

Anonymous

Post #2
21668259 24 May 2013 17:45

Why do I feel like I'm in High School?
#3 21668260 25 May 2013 22:35

Frank Bushnell Frank Bushnell

Anonymous

Post #3
21668260 25 May 2013 22:35

Because kids come here to get their homework done for them. The wording makes it very obvious !
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