If a step function is applied to the input of a system and the output remains below a certain level for all the time, the system is
A. not necessarily stable
B. stable
C. unstable
D. always unstable
E. any of the above
Answer: Option A
A. not necessarily stable
B. stable
C. unstable
D. always unstable
E. any of the above
Answer: Option A
The position and velocity errors of a type-2 system are
A. constant, constant
B. constant, infinity
C. zero, constant
D. zero, zero
A. system stability
B. system gain
C. system stability and gain
D. none of the above
A. Auto-pilot for an aircraft
B. Direct current generator
C. Car starter
D. Electric switch
The effect of error damping is to
A. provide larger settling lime
B. delay the response
C. reduce steady state error
D. any of the above
E. none of the above
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