An RL low-pass filter consists of a 5.6 mH coil and a 3.3 kΩ resistor. The output voltage is taken across the resistor. The circuit's critical frequency is
Options
A. 93.8 kHz
B. 93.8 Hz
C. 861 Hz
D. 86.12 kHz
Correct Answer
93.8 kHz
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1. A 12 V source has an internal resistance of 90 Ω. If a load resistance of 20 Ω is connected to the voltage source, the load power, PL, is