Related Questions

If response of a control system is to be free of offset and oscillation, the most suitable controller is
A Proportional controller
B Proportional-derivative(PD)controller
C Proportional-integral (PI) controller
D Proportional integral-derivative (PID) controller
A control system in which the control action is somehow dependent on the output is known as
A Closed loop system
B Semi closed loop system
C Open system
D Non feedback control system
Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are
A Air to open valve with the controller direct acting
B Air to close valve with the controller indirect acting
C Air to open valve with the controller indirect acting
D Air to close valve with the controller direct acting
A controller action in which there is a con-tinous relation between the values of controlled variable and the rate of change of conrolled output signal is called the __________ action.
A Proportional
B Integral
C Derivative
D None of these
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 on-off controller is a _____ system.
A Digital
B Linear
C Non-linear
D Discontinuous
The control rods in the control system of nuclear reactors are used to
A Absorb excess neutrons
B Control fuel consumption
C Control temperature
D All of these
The braking control type traction control system (TCS) generally operates in the speed range of
A Less than 20 kmph
B Less than 40 kmph
C Less than 60 kmph
D More than 60 kmph
The output of a feedback control system must be a function of
A Reference and output
B Reference and input
C Input and feedback signal
D Output and feedback signal

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