A 300-pound load deflects a linear-rate coil spring 1 inch. A 600-pound load will deflect the same spring how much in total?
A. 1 inch
B. 2 inches
C. 3 inches
D. 4 inches
Answer: B
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Electrical installations in and around natural and manmade bodies of water are covered in which of the following?
a. NEC Article 520 b. NEC Article 555 c. NEC Article 680 d. NEC Article 682
Answer the following statement(s) true (T) or false (F)
1. A cow with excessive fat produces the ideal amount of milk. 2. A heifer or bull with a large, extended brisket is probably at ideal weight. 3. Breeding animals require no muscling. 4. Narrow animals lack adequate muscling. 5. Tightly wound bulls have problems mounting during mating.
How many minerals are essential to the human diet?
a. 11 c. 15 b. 13 d. 17
The purpose of ____ is to promote the development of housing in the nation's communities.
A. the U.S. Department of Commerce B. the National Institute of Building Sciences C. Underwriters Laboratories Inc. D. the Department of Housing and Urban Development