INSTRUMENTATION NCCER ACTUAL EXAM | QUESTIONS AND
ANSWERS | VERIFIED ANSWERS GRADED A+ | LATEST EXAM
UPDATE
the concept of measuring, comparing, computing, and correcting is
implemented by the -------- - CORRECT ANSWER - Control System
the operation or operations used in the treatment of materials compromise the --
---- - CORRECT ANSWER - process
the process parameters are subject to if the energy balance is ------ -
CORRECT ANSWER - upset
the process parameters that is selected for control is the ---- variable -
CORRECT ANSWER - control
the control variable is ultimately controlled by the ---- loop - CORRECT
ANSWER - controller
which parameter supplies energy or material to the process to regulate the
deviation of a process output? - CORRECT ANSWER - manipulated variable
whcih of the following measuring detectors applies a coverging cone shaped
inlet section? - CORRECT ANSWER - venturi tube
a detector or sensor is considered good if it is designed to minimize ------ -
CORRECT ANSWER - disturbance
if a tanks level is measured by a dipstick, this is considered------- - CORRECT
ANSWER - direct
,a thermocouple uses ------ measurement - CORRECT ANSWER - inferred
if the output from one device is not compatible with the input it supplies to
another device, a ----- must be applied - CORRECT ANSWER - transducer
of the following, -------transducers may convert a 0-5 volt to a 4-20 mA signal -
CORRECT ANSWER - e/i
the function a feedback transmission circuit in a contoller is to ----- -
CORRECT ANSWER - convert the sensor signal into a useable controller
signal
a variable orifice that is used to regulate the flow of process fluid according to
the requirement of the process is known as a ------- - CORRECT ANSWER -
control valve
the componet attached to a control valve that compares the stem motion of the
valve to the signal of the controller is the ------- - CORRECT ANSWER -
actuator
the selection and interconnection of devices in an instrumenatiion channel that
ultimately determine the stability of the process are reffered to as the ----- -
CORRECT ANSWER - control loop
another name for an open loop is a ----- loop - CORRECT ANSWER - feed
forward
another name for a feedback loop is a---- loop - CORRECT ANSWER - closed
, the primary performance for a any closed loop system is ------- - CORRECT
ANSWER - stability
another name for a two postion control mode is ------ control - CORRECT
ANSWER - on-off
in what type of control mode is the final control element throttled to various
positions that are dependent on process systems conditions? - CORRECT
ANSWER - proportional
in what type of control mode is the output rate of change dependent on the
magnitude of the input? - CORRECT ANSWER - integral
the basic function of a process control system is to ---- - CORRECT ANSWER
- maintain a balanced energy or material input to output ratio relationship
you would most liekly find an RTD ina ---- process control loop - CORRECT
ANSWER - Temperature
the function of an FY is ----- - CORRECT ANSWER - to convert a differential
pressure signal to a linear flow signal
an advantage of using an electrostatic precipitator is its ---- - CORRECT
ANSWER - low electrical cost
one micron is equivalent to approximately ---- inches - CORRECT ANSWER
- .0000393
a recommended way to remove foreign particles from an edge filtration filter
element is to------ - CORRECT ANSWER - reverse the flow through the
element
ANSWERS | VERIFIED ANSWERS GRADED A+ | LATEST EXAM
UPDATE
the concept of measuring, comparing, computing, and correcting is
implemented by the -------- - CORRECT ANSWER - Control System
the operation or operations used in the treatment of materials compromise the --
---- - CORRECT ANSWER - process
the process parameters are subject to if the energy balance is ------ -
CORRECT ANSWER - upset
the process parameters that is selected for control is the ---- variable -
CORRECT ANSWER - control
the control variable is ultimately controlled by the ---- loop - CORRECT
ANSWER - controller
which parameter supplies energy or material to the process to regulate the
deviation of a process output? - CORRECT ANSWER - manipulated variable
whcih of the following measuring detectors applies a coverging cone shaped
inlet section? - CORRECT ANSWER - venturi tube
a detector or sensor is considered good if it is designed to minimize ------ -
CORRECT ANSWER - disturbance
if a tanks level is measured by a dipstick, this is considered------- - CORRECT
ANSWER - direct
,a thermocouple uses ------ measurement - CORRECT ANSWER - inferred
if the output from one device is not compatible with the input it supplies to
another device, a ----- must be applied - CORRECT ANSWER - transducer
of the following, -------transducers may convert a 0-5 volt to a 4-20 mA signal -
CORRECT ANSWER - e/i
the function a feedback transmission circuit in a contoller is to ----- -
CORRECT ANSWER - convert the sensor signal into a useable controller
signal
a variable orifice that is used to regulate the flow of process fluid according to
the requirement of the process is known as a ------- - CORRECT ANSWER -
control valve
the componet attached to a control valve that compares the stem motion of the
valve to the signal of the controller is the ------- - CORRECT ANSWER -
actuator
the selection and interconnection of devices in an instrumenatiion channel that
ultimately determine the stability of the process are reffered to as the ----- -
CORRECT ANSWER - control loop
another name for an open loop is a ----- loop - CORRECT ANSWER - feed
forward
another name for a feedback loop is a---- loop - CORRECT ANSWER - closed
, the primary performance for a any closed loop system is ------- - CORRECT
ANSWER - stability
another name for a two postion control mode is ------ control - CORRECT
ANSWER - on-off
in what type of control mode is the final control element throttled to various
positions that are dependent on process systems conditions? - CORRECT
ANSWER - proportional
in what type of control mode is the output rate of change dependent on the
magnitude of the input? - CORRECT ANSWER - integral
the basic function of a process control system is to ---- - CORRECT ANSWER
- maintain a balanced energy or material input to output ratio relationship
you would most liekly find an RTD ina ---- process control loop - CORRECT
ANSWER - Temperature
the function of an FY is ----- - CORRECT ANSWER - to convert a differential
pressure signal to a linear flow signal
an advantage of using an electrostatic precipitator is its ---- - CORRECT
ANSWER - low electrical cost
one micron is equivalent to approximately ---- inches - CORRECT ANSWER
- .0000393
a recommended way to remove foreign particles from an edge filtration filter
element is to------ - CORRECT ANSWER - reverse the flow through the
element
