Question: In an RC circuit, what is the time constant if R = 2 kΩ and C = 10 µF?
Options:
20 ms
2 ms
200 ms
0.2 s
Correct Answer: 20 ms
Solution:
Time constant τ = R * C = (2000 Ω) * (10 x 10^-6 F) = 0.02 s = 20 ms.
In an RC circuit, what is the time constant if R = 2 kΩ and C = 10 µF?
Practice Questions
Q1
In an RC circuit, what is the time constant if R = 2 kΩ and C = 10 µF?
20 ms
2 ms
200 ms
0.2 s
Questions & Step-by-Step Solutions
In an RC circuit, what is the time constant if R = 2 kΩ and C = 10 µF?
Time Constant in RC Circuits – The time constant (τ) in an RC circuit is the product of resistance (R) and capacitance (C), indicating how quickly the circuit charges or discharges.
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