Related Questions

Regenerative feedback implies feedback with
A Oscillations
B Step input
C Negative sign
D Positive sign
Voltage Series (feedback also called series-shunt feedback) results in
A Increase in both input & output impedances
B Decreases in both input & output impedances
C Increase in input impedance & decreases in output impedance
D Decrease in input impedance & increase in output impedance
In closed loop control system, with positive value of feedback gain the overall gain of the system will
A Decrease
B Increase
C Be unaffected
D Exponentially increase
For an oscillator to properly start, the gain around the feedback loop must initially be
A 1
B Greater than 1
C Less than 1
D Equal to attenuation of feedback circuit
What are the three important manipulations done in a for loop on a loop variable?
A Updation, Incrementation, Initialization
B Initialization,Testing, Updation
C Testing, Updation, Testing
D Initialization,Testing, Incrementation
A closed loop system is distinguished from open loop system by which of the following ?
A Servomechanism
B Feedback
C Output pattern
D Input pattern
Compared to an open-loop system, a closed-loop control system is:
A more accurate
B more complex
C more stable
D All of the above
E None of the above
In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is
A $$\frac{{\text{G}}}{{1 + {\text{H}}}}$$
B $$\frac{{\text{H}}}{{1 + {\text{G}}}}$$
C $$\frac{{\text{G}}}{{\text{H}}}$$
D $$\frac{{\text{H}}}{{\text{G}}}$$
The general systems model of the firm can be used
A to solve problems in college classes
B to ease the transition into a new company, upon graduation
C to solve problems as a manager
D All of the above
E None of the above
The DoD model (also called the TCP/IP stack) has four layers. Which layer of the DoD model is equivalent to the Network layer of the OSI model?
A Application
B Host to Host
C Internet
D Network Access

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