Related Questions

In a stable control system backlash can cause which of the following ?
A Underdamping
B Overdamping
C Poor stability at reduced values of open loop gain
D Low-level oscillations
The saturation line is the line up to which banks get saturated after the canal runs for some time. The saturation gradient in ordinary loam soil, is generally
A 2 : 1
B 3 : 1
C 4 : 1
D 5 : 1
Percentage saturation of a vapor bearing gas is always __________ the relative saturation.
A Higher than
B Smaller than
C Equal to
D Either A or B; depends on the system
In case of an unsaturated mixture of gas and vapor, the percentage saturation is __________ its relative saturation.
A Lower than
B Higher than
C Equal to
D Either A or B, depends on the mixture composition
Percentage saturation is __________ the relative saturation.
A Always smaller than
B Always greater than
C Not related to
D None of these
A conditionally stable system is stable for the value of gain between two critical values. It is unstable if
A The gain is increased beyond upper critical value
B The gain is decreased below lower critical value
C Both A and B
D None of the above
For a feed back control system to be stable, the
A Roots of the characteristic equation should be real
B Poles of the closed loop transfer function should lie in the left half of the complex plane
C Bode plots of the corresponding open loop transfer function should monotoni-cally decrease
D Poles of the closed loop transfer function should lie in the right half of the complex plane
You have configured a Group Policy Object (GPO) for the marketing oranization unit (OU) to prevent users from accessing My Network Places and from running System in Control Panel. You want the Managers Domain Local Group to be able to access My Network Places, but you still want to prevent them from running System in Control Panel. What should you do?
A Add the Managers group to the access control list of the GPO. Disable the permission of the managers group to read and apply the Group Policy
B Add the Managers group to the access control list of the GPO. Deny the permission of the managers group to read and apply the Group Policy
C Create a second GPO in the OU. Add the Managers group to the access control list. Allow the managers group to apply the Group Policy. Deny the Authenticated Users group permission to read and apply th
D Create a second GPO in the OU. Add the Managers group to the access control list. Allow the managers group to apply the Group Policy. Disable the Authenticated Users group permission to read and apply
E None of above
In pneumatic control systems the control valve used as final control element converts
A Pressure signal to electric signal
B Pressure signal to position change
C Electric signal to pressure signal
D Position change to pressure signal
The difference of wet bulb temperature and adiabatic saturation temperature of unsaturated mixture of any system is
A +ve
B -ve
C Zero
D None of these

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