At t = 0, a charged 10-µF capacitance is connected to a voltmeter, as shown in Figure P4.5. The meter can be modeled as a resistance. At t = 0, the meter reads 50 V. At t = 30 s, the reading is 25 V. Find the resistance of the voltmeter. %3D %3D

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At t = 0, a charged 10-uF capacitance
is connected to a voltmeter, as shown in
Figure P4.5. The meter can be modeled as
a resistance. At t = 0, the meter reads 50 V.
At t = 30 s, the reading is 25 V. Find the
%3D
resistance of the voltmeter.
t = 0
10 µF
VM
Figure P4.5
Transcribed Image Text:At t = 0, a charged 10-uF capacitance is connected to a voltmeter, as shown in Figure P4.5. The meter can be modeled as a resistance. At t = 0, the meter reads 50 V. At t = 30 s, the reading is 25 V. Find the %3D resistance of the voltmeter. t = 0 10 µF VM Figure P4.5
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