PSE 212 - Test 1 Review || with Error-free Solutions.
The slenderness ratio is particularly important for understanding what paper property? correct
answers Edgewise compression
According to the Poisson distribution, the probability of finding a a measured value of 2.5 fiber
crossings is zero. correct answers True
Match the equipment with the function is performs. correct answers This device place a cut in
the paper in the machine direction. → Slitter.
This rolls up the paper coming off the end of the papermachine. → Reel.
This monitors the properties of paper, it includes properties such as basis weight, and moisture.
→ Scanner.
This smooths the surface of the paper and reduces the thickness. → Calender
This removes steam and condensate from inside the dryer can → Siphon and steam joint.
A paper sheet weighs 1.20 grams. It has an area of 0.02 meters squared. What is the basis weight
in units of grams per meter square? correct answers 60 g/m2
Fillers are used for the following reasons: correct answers Reduce cost, improve brightness and
opacity, improve printing
What are the water-removing forces on a paper machine, in order of occurrence? correct answers
Gravity, suction, pressing, heat
What is the last roll found on the wet end of a typical paper machine (i.e., closest to the press
section)? correct answers Couch roll
Which type of wood cell is not found in a softwood tree? correct answers Vessel Element
Select the response that fits the following statement: Refining can do all of the following to fiber.
correct answers External fibrillation, internal fibrillation, cutting
The stuff box provides a constant pressure head to this value. correct answers Basis Weight
Valve
The basis weight valve is responsible for which of the following? correct answers Basis weight
and production rate.
Th wet presses perform which two functions? (select 2) correct answers Consolidation of web.,
Removes water.
The dryer section removes about 1 pound of water for each pound of paper dried. correct
answers True
The slenderness ratio is particularly important for understanding what paper property? correct
answers Edgewise compression
According to the Poisson distribution, the probability of finding a a measured value of 2.5 fiber
crossings is zero. correct answers True
Match the equipment with the function is performs. correct answers This device place a cut in
the paper in the machine direction. → Slitter.
This rolls up the paper coming off the end of the papermachine. → Reel.
This monitors the properties of paper, it includes properties such as basis weight, and moisture.
→ Scanner.
This smooths the surface of the paper and reduces the thickness. → Calender
This removes steam and condensate from inside the dryer can → Siphon and steam joint.
A paper sheet weighs 1.20 grams. It has an area of 0.02 meters squared. What is the basis weight
in units of grams per meter square? correct answers 60 g/m2
Fillers are used for the following reasons: correct answers Reduce cost, improve brightness and
opacity, improve printing
What are the water-removing forces on a paper machine, in order of occurrence? correct answers
Gravity, suction, pressing, heat
What is the last roll found on the wet end of a typical paper machine (i.e., closest to the press
section)? correct answers Couch roll
Which type of wood cell is not found in a softwood tree? correct answers Vessel Element
Select the response that fits the following statement: Refining can do all of the following to fiber.
correct answers External fibrillation, internal fibrillation, cutting
The stuff box provides a constant pressure head to this value. correct answers Basis Weight
Valve
The basis weight valve is responsible for which of the following? correct answers Basis weight
and production rate.
Th wet presses perform which two functions? (select 2) correct answers Consolidation of web.,
Removes water.
The dryer section removes about 1 pound of water for each pound of paper dried. correct
answers True
