Dampeners are used on some fuel rails to ________
A) Trap dirt and keep it away from the injectors
B) Reduce noise
C) Reduce (decrease) the fuel pressure in the rail
D) Increase the fuel pressure in the rail
Ans: B) Reduce noise
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The second number in the IP classification system designates the degree of protection against ____
a. air infiltration b. dust c. fire hazards d. water
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Agriculture in the United States ranks ____ in terms of end use of diesel fuel and fuel oil
a. third c. seventh b. fifth d. ninth
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The hormone that inhibits osteoblasts is
A) insulin. B) glucagon. C) growth hormone. D) parathyroid hormone. E) thyroid hormone.
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Which substance from the choices given has the greatest density?
A) Gold B) Wood C) Aluminum D) Copper
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