Question 1

-If the operating frequency increases in Figure 10 -1, how does the phase angle change?

Accepted Answer

A) It changes to another quadrant. 
B) It increases. 
C) It remains the name. 
D) It decreases. 
A) It changes to another quadrant. 
B) It increases. 
C) It remains the name. 
D) It decreases.

Question 2

It has been determined that the phase shift of a given parallel RC circuit is lower than predicted. Which of the following most likely has caused this?

Accepted Answer

A) Resistance has decreased. 
B) The function generator frequency control has been accidentally moved to a lower frequency. 
C) The capacitance has decreased. 
D) could be A or C 
A) Resistance has decreased. 
B) The function generator frequency control has been accidentally moved to a lower frequency. 
C) The capacitance has decreased. 
D) could be A or C

Question 3

The phasor combination of XC and R is called Z.

Accepted Answer

A) True 
 B)False

Question 4

-If the resistor is changed to 100 kΩ in Figure 10 -3, what is the new cutoff frequency?

Accepted Answer

A) 79.6 Hz 
B) 318 Hz 
C) 159 Hz 
D) 39.8 Hz 
A) 79.6 Hz 
B) 318 Hz 
C) 159 Hz 
D) 39.8 Hz

Question 5

The output voltage of an RC high pass filter at a designated frequency is low. What is a possible problem?

Accepted Answer

A) shorted capacitor 
B) open resistor 
C) not enough information 
D) function generator misadjusted 
A) shorted capacitor 
B) open resistor 
C) not enough information 
D) function generator misadjusted

Question 6

-Which statement describes the relationship of IC and IR in Figure 10 -2?

Accepted Answer

A) They are in phase. 
B) IC leads IR. 
C) They are 180° out of phase. 
D) IC lags IR. 
A) They are in phase. 
B) IC leads IR. 
C) They are 180° out of phase. 
D) IC lags IR.

-If the operating frequency increases in Figure 10 -1, how does the phase angle change?

It has been determined that the phase shift of a given parallel RC circuit is lower than predicted. Which of the following most likely has caused this?

The phasor combination of XC and R is called Z.

-If the resistor is changed to 100 kΩ in Figure 10 -3, what is the new cutoff frequency?

The output voltage of an RC high pass filter at a designated frequency is low. What is a possible problem?

-Which statement describes the relationship of IC and IR in Figure 10 -2?

Systems, Quantities, and Units

Voltage, Current, and Resistance

Ohms Law, Energy, and Power

Series Circuits

Parallel Circuits

Series-Parallel Circuits

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

Inductors

Rlcircuits

Rlccircuits and Resonance

Transformers

Time Response of Reactive Circuits

Filters

Exam 10: Rccircuits

-If the operating frequency increases in Figure 10 -1, how does the phase angle change?

It has been determined that the phase shift of a given parallel RC circuit is lower than predicted. Which of the following most likely has caused this?

The phasor combination of XC and R is called Z.

-If the resistor is changed to 100 kΩ in Figure 10 -3, what is the new cutoff frequency?

The output voltage of an RC high pass filter at a designated frequency is low. What is a possible problem?

-Which statement describes the relationship of IC and IR in Figure 10 -2?

Systems, Quantities, and Units

Voltage, Current, and Resistance

Ohms Law, Energy, and Power

Series Circuits

Parallel Circuits

Series-Parallel Circuits

Magnetism and Electromagnetism

Introduction to Alternating Current and Voltage

Capacitors

Inductors

Rlcircuits

Rlccircuits and Resonance

Transformers

Time Response of Reactive Circuits

Filters