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NCCER INSTRUMENTATION EXAM
Questions with 100% Correct
Answers 100% GUARANTEED
PASS A+ LATEST UPDATE 2025
The proportional function of a controller is also known as ----- - ANS ✓gain
The reset function of a controller is also known as----- - ANS ✓integral
A controller that has the functions of proportional, reset and derivative is
often referred to as a---- controller - ANS ✓pid
In a electronic controller with a ---- proportional band setting, a small
movement causes a large unbalance - ANS ✓narrow
In an electronic controller with proportional and reset control, the reset
control unit sends a signal the ----- until the controller is in balance - ANS
✓unbalanced detector
The ABB automation series 53mc5000a controller incorporates a ----- - ANS
✓programmable microprocessors
Instruments that provide permanent records of change in a process
variable are known as ----- - ANS ✓recorders
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Common measuring elements used in the measuring system of mechanical
recorders include ------ and filled thermal systems - ANS ✓bourdon tubes
Electronic recorders that record more than one process variable are called-
--- recorders - ANS ✓multi-pen
Of the following, a ----- is a type of indicator - ANS ✓gauge
----- causes the tube of a c type bourdon tube to attempt to straighten - ANS
✓pressure
Most electronic indicators that use a digital display are-----segment
displays - ANS ✓seven
Switches are normally used to make or break an electrical circuit that is
operating ------ - ANS ✓within the voltage and current rating of the switch
Switch contacts are often coated with a material to------ - ANS ✓prevent
oxidation
The poles of a switch define the number of ----- in a switch - ANS ✓contacts
A double pole, single throw switch with four brass color screw terminals for
wire connections is normally used to control ------ circuits of equipment -
ANS ✓240v
Switches designed to be activated mechanically by the motion of machinery
are called------- switches - ANS ✓pressure
An SCR is an electronic device that----- - ANS ✓can switch off large amounts of
power
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An increase in the amount of light that shines on the photocell------ - ANS
✓decreases the resistance
Light is converted into electrical power by a ------ - ANS ✓solar cell
A motion detector switch typically uses a ------ sensor to detect motion - ANS
✓infrared
The three functional units of all physical quantities are length, mass, and ---
- - ANS ✓time
How many inches in one meter? - ANS ✓39.37
When converting the dimensions of a ----- only the radius has a measured
dimension that must be converted - ANS ✓circle
How many meters are in 9.843 ft? - ANS ✓3
----- is the most common wet measuring unit in the metric system - ANS
✓litre
The amount of matter in an object is its ----- - ANS ✓mass
Hydrostatic pressure is also referred to as ---- pressure - ANS ✓head
The kelvin scale is sometimes referred to as the ---- scale - ANS ✓absolute
Celsius
NCCER
NCCER
NCCER INSTRUMENTATION EXAM
Questions with 100% Correct
Answers 100% GUARANTEED
PASS A+ LATEST UPDATE 2025
The proportional function of a controller is also known as ----- - ANS ✓gain
The reset function of a controller is also known as----- - ANS ✓integral
A controller that has the functions of proportional, reset and derivative is
often referred to as a---- controller - ANS ✓pid
In a electronic controller with a ---- proportional band setting, a small
movement causes a large unbalance - ANS ✓narrow
In an electronic controller with proportional and reset control, the reset
control unit sends a signal the ----- until the controller is in balance - ANS
✓unbalanced detector
The ABB automation series 53mc5000a controller incorporates a ----- - ANS
✓programmable microprocessors
Instruments that provide permanent records of change in a process
variable are known as ----- - ANS ✓recorders
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, 2
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Common measuring elements used in the measuring system of mechanical
recorders include ------ and filled thermal systems - ANS ✓bourdon tubes
Electronic recorders that record more than one process variable are called-
--- recorders - ANS ✓multi-pen
Of the following, a ----- is a type of indicator - ANS ✓gauge
----- causes the tube of a c type bourdon tube to attempt to straighten - ANS
✓pressure
Most electronic indicators that use a digital display are-----segment
displays - ANS ✓seven
Switches are normally used to make or break an electrical circuit that is
operating ------ - ANS ✓within the voltage and current rating of the switch
Switch contacts are often coated with a material to------ - ANS ✓prevent
oxidation
The poles of a switch define the number of ----- in a switch - ANS ✓contacts
A double pole, single throw switch with four brass color screw terminals for
wire connections is normally used to control ------ circuits of equipment -
ANS ✓240v
Switches designed to be activated mechanically by the motion of machinery
are called------- switches - ANS ✓pressure
An SCR is an electronic device that----- - ANS ✓can switch off large amounts of
power
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An increase in the amount of light that shines on the photocell------ - ANS
✓decreases the resistance
Light is converted into electrical power by a ------ - ANS ✓solar cell
A motion detector switch typically uses a ------ sensor to detect motion - ANS
✓infrared
The three functional units of all physical quantities are length, mass, and ---
- - ANS ✓time
How many inches in one meter? - ANS ✓39.37
When converting the dimensions of a ----- only the radius has a measured
dimension that must be converted - ANS ✓circle
How many meters are in 9.843 ft? - ANS ✓3
----- is the most common wet measuring unit in the metric system - ANS
✓litre
The amount of matter in an object is its ----- - ANS ✓mass
Hydrostatic pressure is also referred to as ---- pressure - ANS ✓head
The kelvin scale is sometimes referred to as the ---- scale - ANS ✓absolute
Celsius
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