In an RC circuit using two capacitors in series with two resistors, which of the

ID: 2278850 • Letter: I

Question

In an RC circuit using two capacitors in series with two resistors, which of the following combinations would give the greatest time constant?
A. both capacitors in parallel placed in series with both resistors in series B. both capacitors in series placed in series with both resistors in parallel C. both capacitors in parallel placed in series with both resistors in parallel D. both capacitors in series placed in series with both resistors in series In an RC circuit using two capacitors in series with two resistors, which of the following combinations would give the greatest time constant?
A. both capacitors in parallel placed in series with both resistors in series B. both capacitors in series placed in series with both resistors in parallel C. both capacitors in parallel placed in series with both resistors in parallel D. both capacitors in series placed in series with both resistors in series In an RC circuit using two capacitors in series with two resistors, which of the following combinations would give the greatest time constant?
A. both capacitors in parallel placed in series with both resistors in series B. both capacitors in series placed in series with both resistors in parallel C. both capacitors in parallel placed in series with both resistors in parallel D. both capacitors in series placed in series with both resistors in series In an RC circuit using two capacitors in series with two resistors, which of the following combinations would give the greatest time constant?
A. both capacitors in parallel placed in series with both resistors in series B. both capacitors in series placed in series with both resistors in parallel C. both capacitors in parallel placed in series with both resistors in parallel D. both capacitors in series placed in series with both resistors in series In an RC circuit using two capacitors in series with two resistors, which of the following combinations would give the greatest time constant?
A. both capacitors in parallel placed in series with both resistors in series B. both capacitors in series placed in series with both resistors in parallel C. both capacitors in parallel placed in series with both resistors in parallel D. both capacitors in series placed in series with both resistors in series

Explanation / Answer

time constant = Req*Ceq

a) Ceq = C+C = 2C

Req = 2R

time constant = 4RC

b) Ceq = C/2

Req = R/2

time constant = RC/4

c) Ceq = 2C

Req = R/2

time constant = RC

d) Ceq=C/2

Req = 2R

time constant = RC

greatest is in part a.

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