In a Circuit Involving Resistance and Capacitance,which of the Following

Multiple Choice

In a circuit involving resistance and capacitance,which of the following choices would result in the longest time constant?

A) R = 100 Ω,C = 30 μF
B) R = 300 Ω,C = 150 μF
C) R = 75 Ω,C = 75 μF
D) R = 200 Ω,C = 200 μF