INTRODUCTION - 5 - MILKING UNIT_Liners

Question Title

1. Enter your First and Last Name

Question Title

2. Teatcup liners are the only parts of the machine that touch the teats of the cows.

True

False

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3. Natural rubber liners have a life of _____ milkings.

600-800

2500

3000-5000

400-500

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4. Physical changes in liner properties affect milking characteristics.

True

False

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5. A wide-bore liner is

>21 mm

18-30 mm

>24 mm

22-26 mm

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6. U.S. liners have the smallest mid-barrel bore, upper barrel bore, mouthpiece cavity height, lowest mid-barrel to mouthpiece lip diameter ratio, which serves to

Minimize teat congestion

Minimize slip and fall-offs

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7. Liner design involves ______.

infinite time

compromise

no effort at all

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8. Effective liner length is

80-154 mm

70-144

90-164 mm

60-134

INTRODUCTION - 5 - MILKING UNIT_Liners

Question Title

* 1. Enter your First and Last Name

Question Title

* 2. Teatcup liners are the only parts of the machine that touch the teats of the cows.

Question Title

* 3. Natural rubber liners have a life of _____ milkings.

Question Title

* 4. Physical changes in liner properties affect milking characteristics.

Question Title

* 5. A wide-bore liner is

Question Title

* 6. U.S. liners have the smallest mid-barrel bore, upper barrel bore, mouthpiece cavity height, lowest mid-barrel to mouthpiece lip diameter ratio, which serves to

Question Title

* 7. Liner design involves ______.

Question Title

* 8. Effective liner length is

1. Enter your First and Last Name

2. Teatcup liners are the only parts of the machine that touch the teats of the cows.

3. Natural rubber liners have a life of _____ milkings.

4. Physical changes in liner properties affect milking characteristics.

5. A wide-bore liner is

6. U.S. liners have the smallest mid-barrel bore, upper barrel bore, mouthpiece cavity height, lowest mid-barrel to mouthpiece lip diameter ratio, which serves to

7. Liner design involves ______.

8. Effective liner length is