WorksheetsInsight on System Identification
Total questions: 10
Worksheet time: 11mins
Which of the following approach can't be used to create a model
Grey Box Approach
White Box Approach
Black Box Approach
None of these
Which of the following is NOT the essential dynamics in determining the fuel Consumption in a Rocket Launch
Trajectory
Internal Vibrations
Aerodynamics
Mass and Atmosphere
Which of the following is an Optimisation process in system identification workflow
Model validation
Model structure selection
Model identification
Data collection
Difference between one step predicted output and expected output is known as
Noise
Residual
Disturbance
Delay
If autocorrelation of residual error is high , it signifies
Increase delay of system model
Change order of system model
All disturbance are not accounted in disturbance model
Wrong experimental data
In SISO ARX model what does the exogenous term mean?
Past input term
Past output term
All input teams including past and present
Gaussian error term
Which among the following is a simple example of non-linear model?
None of these
Why we do not use only nonlinear Functions in case of dynamic systems?
As linear Function captures the bulk of dynamics and minimizes the risk of instability.
As linear term helps in handling residual.
As we can only solve linear functions.
As most of the algorithms can only solve linear functions.
Which of the following is not valid for Finite-History alogirthms?
Only use part of past data stored in a buffer for model construction
Fits a non-linear model to the data stored in the buffer
Updates the algorithm by paving way to new data and by pushing out the old data
The new data points do not affect the model of the system.
Which of the following input is not necessary to build a model of a simple online thermostat of a house?
Compressor working fluid temperature
External temperature
Measured temperature of the house
Laying of heat pipes
