How many hours each year does a typical apprenticeship trainee spend in the OJL?
a. 144
b. 576
c. 2,000
d. 8,000
c. 2,000
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All materials are elastic to some extent. It is desirable that a part compresses when a load is applied to assist in making an airtight seal (e.g., a jar lid). The results in the following table are from a test conducted at the Smith Test Labs in Seattle on a material known as Zecon 5.
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The alpha cells of the pancreas produce
A) insulin. B) glucagon. C) rennin. D) ADH. E) parathyroid hormone.
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Metric bolt grade is indicated by ________
A) Numbers on the head B) Lines on the head C) Both A and B D) Neither A nor B
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All refrigerants with a three-digit number starting with the number 4 are:
A) Refrigerant blends. B) Zeotropic blends. C) Compounds. D) Refrigerant effects.
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