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Remote control means that（）

The difference between measured and desired values is called（）

( )systems are provided with a stand-by device which will automatically be put in use in the even of the running device failing through a fault condition.

( )control system is one in which the control action is independent of the output.

( )is the actual value of the controlled condition.

This arrangement is( )if the elements are directly connected to one another and the control action takes place without human involvement.

In( ), the control action is independent of the output.

A signal derived from a controlled function and returned to the initiating point is called a/an( ).

A closed loop pneumatic control system always operates with( ).

"Offset" is an inherent characteristic of( )control modes.

The ratio of output response to a specified change in the input is known as( ).

Which kind of the following controllers is the most sophisticated controller?

We learn that the simplest controller action is( ).

To control a device or system is to adjust or vary( )which affect it.

The basic elements present in the loop are a( ), a comparator and a regulator, all of which surround the process and form the loop.

To control a device or system is to adjust or vary( )which affect it.

The basic elements of an automatic control system are( ).

TWO STEP CONTROLLER ACTION is mainly( ).

The( )is used to measure the volume of a liquid or gas through a pipeline within any given period of time.

A viscosity regulator used for an engine is usually provided in order to( )for an engine burning heavy fuel oil.

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