PPH chapter 7.2
Authored by Reini Hj Bujang
Professional Development, Education
Professional Development
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Minor internal leakage (round the piston in a double-acting cylinder, for example) can be of little consequence and may even be deliberately introduced to provide ___ of the moving parts.
lubrication
filtration
friction
replacement
Answer explanation
lubrication for moving parts
2.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Which of the following is the TWO different type of seals introduced during this chapter?
(you can choose more than 1 answer)
static seal
dynamic seal
rotating seal
split seal
teflon seal
Answer explanation
static and dynamic seal
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What is the most common type of static seal?
(You can choose more than 1 answer)
Composite Seal
U ring
Cup Seal
O ring
Answer explanation
O ring only
4.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
What is the most common type of dynamic seal?
(You can choose more than 1 answer)
Composite Seal
U ring
Cup Seal
O ring
Answer explanation
ALL except O ring
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of seal is shown here?
Composite Seal
U ring
Cup Seal
O ring
Answer explanation
O ring
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of seal is shown here?
Composite Seal
U ring
Cup Seal
O ring
Answer explanation
Cup seal
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of seal is shown here?
Composite Seal
U ring
Cup Seal
O ring
Answer explanation
U ring
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