IICRC WRT EXAM 2 LATEST VERSIONS (VERSION A & B) ACTUAL EXAM
250 QUESTIONS AND CORRECT DETAILED ANSWERS WITH
RATIONALES|ALREADY GRADED A+
Vinyl wall covering affects drying process because it is a vapor retarder - ANSWER:
True
Carpet can be easily damaged while it is wet. If it delaminates the most likely
solution is - ANSWER: Recommend removal and replacement
Measures how easily a vapor can pass through a material - ANSWER: Permeance
Carpet seams should only be cut where necessary. What is one necessary reason for
cutting seams in salvable carpet? - ANSWER: To remove carpet padding
If drywall ceiling are saturated and sagging, immediately remove and dispose of
affected ceiling materials - ANSWER: True
When drywall is saturated it gets very soft and it won't regain its strength when dry -
ANSWER: False
Which subfloor material is damaged the least when it gets wet - ANSWER: Plywood
To dry the subfloor underneath vinyl flooring, remove the vinyl - ANSWER: True
When particle board gets wet what should you do with it - ANSWER: Dispose of it
Wet concrete can be dried by applying heat energy - ANSWER: True
Drying a wet wall cavity by injecting air into it speeds - ANSWER: Evaporation
If the dew point changes, what 2 other humidity measurements change with it -
ANSWER: Vapor pressure and humidity ratio
What is the measurable force that vapor creates on the things around it - ANSWER:
Vapor pressure
What is the temperature at which air reaches 100% relative humidity and
condensation can occur - ANSWER: Dew point
What is the weight of vapor in dry air called - ANSWER: Humidity ratio (grains per
pound)
Reducing the amount of water vapor in the air is called - ANSWER: Dehumidification
250 QUESTIONS AND CORRECT DETAILED ANSWERS WITH
RATIONALES|ALREADY GRADED A+
Vinyl wall covering affects drying process because it is a vapor retarder - ANSWER:
True
Carpet can be easily damaged while it is wet. If it delaminates the most likely
solution is - ANSWER: Recommend removal and replacement
Measures how easily a vapor can pass through a material - ANSWER: Permeance
Carpet seams should only be cut where necessary. What is one necessary reason for
cutting seams in salvable carpet? - ANSWER: To remove carpet padding
If drywall ceiling are saturated and sagging, immediately remove and dispose of
affected ceiling materials - ANSWER: True
When drywall is saturated it gets very soft and it won't regain its strength when dry -
ANSWER: False
Which subfloor material is damaged the least when it gets wet - ANSWER: Plywood
To dry the subfloor underneath vinyl flooring, remove the vinyl - ANSWER: True
When particle board gets wet what should you do with it - ANSWER: Dispose of it
Wet concrete can be dried by applying heat energy - ANSWER: True
Drying a wet wall cavity by injecting air into it speeds - ANSWER: Evaporation
If the dew point changes, what 2 other humidity measurements change with it -
ANSWER: Vapor pressure and humidity ratio
What is the measurable force that vapor creates on the things around it - ANSWER:
Vapor pressure
What is the temperature at which air reaches 100% relative humidity and
condensation can occur - ANSWER: Dew point
What is the weight of vapor in dry air called - ANSWER: Humidity ratio (grains per
pound)
Reducing the amount of water vapor in the air is called - ANSWER: Dehumidification
