Which of the following is a primary color under the subtractive color principle?

A. cyan
B. red
C. green
D. blue


Answer: A

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Many Polish peasants learned about America from all of the following sources EXCEPT

A. agents from U.S. railroads. B. letters from friends and relatives. C. agents from steamship lines. D. Protestant missionaries. E. Polish-American businesspeople.

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Which of the following guidelines is best practice for reusing brake fluid drained during bleeding operations?

A. allow it to settle first in a clear container to check for contaminants B. filter through a strainer to remove particles C. boil it to remove all moisture D. never attempt to reuse any used brake fluid

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The vibration in a machine is caused by the ________ of movement at each peak of the vibration cycle

A) increase B) reversal C) cessation D) decrease

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What color is printed on the labels of standard interrupting capacity circuit breakers?

a. White b. Black c. Red d. Blue

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