NCCER Instrument Tech Questions i- i- i- i-
with Approved Answers. i- i- i-
An employee de energizes a piece of equipment by removing the
i- i- i- i- i- i- i- i- i- i- i-
power plug from the outlet . If the employee continues to hold on
i- i- i- i- i- i- i- i- i- i- i- i- i-
to the power plug once removed , this employee is said to have
i- i- i- i- i- i- i- i- i- i- i- i- i-
what type of control over the energy potential ?
i- i- i- i- i- i- i- i- i-
A. Isolation control
i- i- i-
B. Lockout tagout
i- i- i-
C. Exclusive control
i- i- i-
D. Remote control
i- i- i-i- i- C. Exclusive control
i- i-
What can happen if an instrument is getting too much EMI noise
i- i- i- i- i- i- i- i- i- i- i- i-
A. It can lead to instrument inaccuracy
i- i- i- i- i- i- i-
B. It can lead to instrument damage
i- i- i- i- i- i- i-
C. It can blow a fuse
i- i- i- i- i- i-
D. It can short capacitor
i- i- i- i- i-i- i- A. It can lead to instrument inaccuracy
i- i- i- i- i- i-
A temperature measuring device that produces a voltage as the
i- i- i- i- i- i- i- i- i- i-
temperature changes is a / an : i- i- i- i- i- i- i-
A. RTDi- i-
,B. Thermistor
i- i-
C. Thermometer
i- i-
D. Thermocouple
i- i-i- i- D. Thermocouple (INST LVL 2) (12110-15
i- i- i- i- i- i-
section 1.2.2) i-
A pressure piping code is found in :
i- i- i- i- i- i- i- i-
A. ANSI B 31.1
i- i- i- i-
B. NEC 690 .
i- i- i- i-
C. OSHA1910 .
i- i- i-
D. ISA S 5.1
i- i- i- i-i- i- A. ANSI B 31.1
i- i- i-
When marking tubing for cutting , the preferred method is
i- i- i- i- i- i- i- i- i- i-
A. Scribe a mark into the tube with a sharp object .
i- i- i- i- i- i- i- i- i- i- i- i-
B. Mark the tube with a grease pencil
i- i- i- i- i- i- i- i-
C. Mark the tube with a felt tip pen
i- i- i- i- i- i- i- i- i-
D. Mark the tube with a crayon
i- i- i- i- i- i- i-i- i- C. Mark the tube with a felt tip
i- i- i- i- i- i- i- i-
pen
An example of direct measurement indicator is a :
i- i- i- i- i- i- i- i- i-
A. Pressure gauge
i- i- i-
B. Bulb thermometer
i- i- i-
,C. Sight glass
i- i- i-
D. Flowmeter
i- i-i- i- C. Sight glass
i- i-
On the image , how many hand valves are installed on Tank 1201C
i- i- i- i- i- i- i- i- i- i- i- i- i-
A. 1
i- i-
B. 2
i- i-
C. 3
i- i-
D. 4
i- i-i- i- C. 3 i-
What is the first step in troubleshooting a problem in a system ?
i- i- i- i- i- i- i- i- i- i- i- i- i-
A. Turn off power to the instrument
i- i- i- i- i- i- i-
B. Stimulate an input
i- i- i- i-
C. Verify that there is a problem
i- i- i- i- i- i- i-
D. Stimulate an output
i- i- i- i-i- i- C. Verify that there is a problem
i- i- i- i- i- i-
Where can the appropriate elevation of an instrument be found ?
i- i- i- i- i- i- i- i- i- i- i-
A. Location drawing
i- i- i-
B. P & ID
i- i- i- i-
C. Flow diagram
i- i- i-
D. Loop drawing
i- i- i-i- i- A. Location drawing
i- i-
, Chemical cleaning of tubing attached to instruments may cause
i- i- i- i- i- i- i- i- i-
damage to sensor i- i- i-
A. Electronics
i- i-
B. Paint
i- i-
C. Elements
i- i-
D. Bolts
i- i-i- i- C. Elements
i-
When making 90 - degree tubing bend , allowance for springback
i- i- i- i- i- i- i- i- i- i- i-
should be : A. 6 to 8 degrees
i- i- i- i- i- i- i- i-
B. 4-5 degrees
i- i- i-
C. 1 to 3 degrees
i- i- i- i- i-
D. 0 degrees
i- i- i-i- i- C. 1 to 3 degrees
i- i- i- i-
Cable shields should be connected to the :
i- i- i- i- i- i- i- i-
A. Signal ground reference point
i- i- i- i- i-
B. Ground at each accessible location
i- i- i- i- i- i-
C. First accessible grounding electrode
i- i- i- i- i-
D. Raceway or cable tray in which the cable is routed
i- i- i- i- i- i- i- i- i- i- i-i- i- B. Ground
i- i-
at each accessible location
i- i- i-
When is the BEST time to document each loop check for
i- i- i- i- i- i- i- i- i- i- i-
commissioning ? A. Prior to the start of inspection i- i- i- i- i- i- i- i- i-
with Approved Answers. i- i- i-
An employee de energizes a piece of equipment by removing the
i- i- i- i- i- i- i- i- i- i- i-
power plug from the outlet . If the employee continues to hold on
i- i- i- i- i- i- i- i- i- i- i- i- i-
to the power plug once removed , this employee is said to have
i- i- i- i- i- i- i- i- i- i- i- i- i-
what type of control over the energy potential ?
i- i- i- i- i- i- i- i- i-
A. Isolation control
i- i- i-
B. Lockout tagout
i- i- i-
C. Exclusive control
i- i- i-
D. Remote control
i- i- i-i- i- C. Exclusive control
i- i-
What can happen if an instrument is getting too much EMI noise
i- i- i- i- i- i- i- i- i- i- i- i-
A. It can lead to instrument inaccuracy
i- i- i- i- i- i- i-
B. It can lead to instrument damage
i- i- i- i- i- i- i-
C. It can blow a fuse
i- i- i- i- i- i-
D. It can short capacitor
i- i- i- i- i-i- i- A. It can lead to instrument inaccuracy
i- i- i- i- i- i-
A temperature measuring device that produces a voltage as the
i- i- i- i- i- i- i- i- i- i-
temperature changes is a / an : i- i- i- i- i- i- i-
A. RTDi- i-
,B. Thermistor
i- i-
C. Thermometer
i- i-
D. Thermocouple
i- i-i- i- D. Thermocouple (INST LVL 2) (12110-15
i- i- i- i- i- i-
section 1.2.2) i-
A pressure piping code is found in :
i- i- i- i- i- i- i- i-
A. ANSI B 31.1
i- i- i- i-
B. NEC 690 .
i- i- i- i-
C. OSHA1910 .
i- i- i-
D. ISA S 5.1
i- i- i- i-i- i- A. ANSI B 31.1
i- i- i-
When marking tubing for cutting , the preferred method is
i- i- i- i- i- i- i- i- i- i-
A. Scribe a mark into the tube with a sharp object .
i- i- i- i- i- i- i- i- i- i- i- i-
B. Mark the tube with a grease pencil
i- i- i- i- i- i- i- i-
C. Mark the tube with a felt tip pen
i- i- i- i- i- i- i- i- i-
D. Mark the tube with a crayon
i- i- i- i- i- i- i-i- i- C. Mark the tube with a felt tip
i- i- i- i- i- i- i- i-
pen
An example of direct measurement indicator is a :
i- i- i- i- i- i- i- i- i-
A. Pressure gauge
i- i- i-
B. Bulb thermometer
i- i- i-
,C. Sight glass
i- i- i-
D. Flowmeter
i- i-i- i- C. Sight glass
i- i-
On the image , how many hand valves are installed on Tank 1201C
i- i- i- i- i- i- i- i- i- i- i- i- i-
A. 1
i- i-
B. 2
i- i-
C. 3
i- i-
D. 4
i- i-i- i- C. 3 i-
What is the first step in troubleshooting a problem in a system ?
i- i- i- i- i- i- i- i- i- i- i- i- i-
A. Turn off power to the instrument
i- i- i- i- i- i- i-
B. Stimulate an input
i- i- i- i-
C. Verify that there is a problem
i- i- i- i- i- i- i-
D. Stimulate an output
i- i- i- i-i- i- C. Verify that there is a problem
i- i- i- i- i- i-
Where can the appropriate elevation of an instrument be found ?
i- i- i- i- i- i- i- i- i- i- i-
A. Location drawing
i- i- i-
B. P & ID
i- i- i- i-
C. Flow diagram
i- i- i-
D. Loop drawing
i- i- i-i- i- A. Location drawing
i- i-
, Chemical cleaning of tubing attached to instruments may cause
i- i- i- i- i- i- i- i- i-
damage to sensor i- i- i-
A. Electronics
i- i-
B. Paint
i- i-
C. Elements
i- i-
D. Bolts
i- i-i- i- C. Elements
i-
When making 90 - degree tubing bend , allowance for springback
i- i- i- i- i- i- i- i- i- i- i-
should be : A. 6 to 8 degrees
i- i- i- i- i- i- i- i-
B. 4-5 degrees
i- i- i-
C. 1 to 3 degrees
i- i- i- i- i-
D. 0 degrees
i- i- i-i- i- C. 1 to 3 degrees
i- i- i- i-
Cable shields should be connected to the :
i- i- i- i- i- i- i- i-
A. Signal ground reference point
i- i- i- i- i-
B. Ground at each accessible location
i- i- i- i- i- i-
C. First accessible grounding electrode
i- i- i- i- i-
D. Raceway or cable tray in which the cable is routed
i- i- i- i- i- i- i- i- i- i- i-i- i- B. Ground
i- i-
at each accessible location
i- i- i-
When is the BEST time to document each loop check for
i- i- i- i- i- i- i- i- i- i- i-
commissioning ? A. Prior to the start of inspection i- i- i- i- i- i- i- i- i-
