Key Topic 15: RC Time Constants-2 Flashcards Preview

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Flashcards in Key Topic 15: RC Time Constants-2 Deck (6)
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1
Q

3-15B1: What is the time constant of a circuit having two 220-microfarad capacitors and two 1-megohm resistors all in parallel?

A. 22 seconds.
B. 44 seconds.
C. 440 seconds.
D. 220 seconds.

A

D. 220 seconds.

2
Q

3-15B2: What is the time constant of a circuit having two 100-microfarad capacitors and two 470-kilohm resistors all in series?

A. 470 seconds.
B. 47 seconds.
C. 4.7 seconds.
D. 0.47 seconds.

A

B. 47 seconds.

3
Q

3-15B3: What is the time constant of a circuit having a 100-microfarad capacitor and a 470-kilohm resistor in series?

A. 4700 seconds.
B. 470 seconds.
C. 47 seconds.
D. 0.47 seconds.

A

C. 47 seconds.

4
Q

3-15B4: What is the time constant of a circuit having a 220-microfarad capacitor and a 1-megohm resistor in parallel?

A. 220 seconds.
B. 22 seconds.
C. 2.2 seconds.
D. 0.22 seconds.

A

A. 220 seconds.

5
Q

3-15B5: What is the time constant of a circuit having two 100-microfarad capacitors and two 470-kilohm resistors all in parallel?

A. 470 seconds.
B. 47 seconds.
C. 4.7 seconds.
D. 0.47 seconds.

A

B. 47 seconds.

6
Q

3-15B6: What is the time constant of a circuit having two 220-microfarad capacitors and two 1-megohm resistors all in series?

A. 220 seconds.
B. 55 seconds.
C. 110 seconds.
D. 440 seconds.

A

A. 220 seconds.

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