APFIVE Effect of Voltmeter on RC Circuit Time Constant
When measuring the voltage across a high-resistance component in an RC circuit using a non-ideal voltmeter with finite internal resistance, what happens to the time constant of the circuit?
A
It increases proportionally to the voltmeter’s resistance
B
It remains unchanged regardless of the voltmeter
C
It decreases due to the parallel resistance effect
D
It oscillates between two distinct values
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