NCCER INSTRUMENT TECH EXAM NEWEST ACTUAL EXAM COMPLETE
230 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED
ANSWERS) |ALREADY GRADED A+||BRAND NEW VERSION!!
1) Where can the appropriate elevation of an instrument be found ?
A. Location drawing
B. P & ID
C. Flow diagram
D. Loop drawing - Correct Answer-A. Location drawing
2) Chemical cleaning of tubing attached to instruments may cause damage to
sensor
A. Electronics
B. Paint
C. Elements
D. Bolts - Correct Answer-C. Elements
3) When making 90 - degree tubing bend , allowance for springback should be : A.
6 to 8 degrees
B. 4-5 degrees
C. 1 to 3 degrees
D. 0 degrees - Correct Answer-C. 1 to 3 degrees
4) Cable shields should be connected to the :
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, NCCER INSTRUMENT TECH EXAM NEWEST ACTUAL EXAM
A. Signal ground reference point
B. Ground at each accessible location
C. First accessible grounding electrode
D. Raceway or cable tray in which the cable is routed - Correct Answer-B. Ground
at each accessible location
5) An employee de energizes a piece of equipment by removing the power plug
from the outlet . If the employee continues to hold on to the power plug once
removed , this employee is said to have what type of control over the energy
potential ?
A. Isolation control
B. Lockout tagout
C. Exclusive control
D. Remote control - Correct Answer-C. Exclusive control
6) A compressor keeps blowing a PSV for troubleshooting a technician should start
looking at
A. Power switch setting
B. Pressure switch deadband
C. Level switch setting
D. Float swich deadband - Correct Answer-B. Pressure switch deadband
7) In the figure provided the pipe line that carries working process fluid such as
steam water or gas is labeled as
A. A
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, NCCER INSTRUMENT TECH EXAM NEWEST ACTUAL EXAM
B. B
C. C
D. D - Correct Answer-A. A
8) A heat reactive dryer is producing damp instrument air what could be a simple
fix
A. Replace desiccant
B. Change to a different desiccant
C. Adjust the cycle time
D. Add a second set of dryers - Correct Answer-C. Adjust the cycle time
9) Type J thermocouple extension wire is
A. White & red
B. Yellow & red
C. Blue & red
D. Green & red - Correct Answer-A. White & red
10) Which of the following gases should be used to purge tubing and pipe after
cleaning
A. argon
B. Air
C. Nitrogen
D. helium - Correct Answer-C. Nitrogen
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, NCCER INSTRUMENT TECH EXAM NEWEST ACTUAL EXAM
11) When is the BEST time to document each loop check for commissioning ? A.
Prior to the start of inspection
B. When all test and inspection activities are complete
C. When updating information on a daily basis
D. At the time each test is completed - Correct Answer-D. At the time each test is
completed (INST LVL4)(12410-16/ Section 3.2.0)
12) Teflon paste must not be used on :
A. Nitrogen service
B. Natural gas service
C. Water service
D. Oxygen service - Correct Answer-D. Oxygen service (INST LVL 1 )(12109-
14/Section 2.1.1)
13) A 24VDC power supply is not working . With your multimeter you verify no DC
voltage . On the 120VAC input you measure 120V between hot and ground , and
72V between hot and neutral . What is the most likely cause of this ?
A. Lost the ground
B. Lost the hot
C. Lost the neutral
D. Lost the fuse - Correct Answer-C. Lost the neutral
14) Gain increase when tube :
A. Back bends are made
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