OSHA requires that dump chutes be completely enclosed if they are set up at an angle greater than _____.
a. 45 degrees
b. 55 degrees
c. 65 degrees
d. 75 degrees
a. 45 degrees
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The nervous system
A) is ideal for crisis management. B) communicates mainly by the release of hormones. C) has effects that are very long-lived. D) is regulated mainly by positive feedback. E) does not rely on the binding of receptors to target cells.
PROBLEM 3.156 The composite shaft shown consists of a 5-mm-thick brass jacket (Gbrass = 39 GPa) bonded to a 40-mm-diameter steel core (Gsteel = 77.2 GPa). Knowing that the shaft is subjected to a 600 N ยท m torque, determine (a) the maximum shearing stress in the brass jacket, (b) the maximum shearing stress in the steel core, (c) the angle of twist of B relative to A.
If the nail tip shows an air pocket, what do you do?
What will be an ideal response?
Technician "A" says that if the air filter on an air-conditioning system is totally blocked with dirt, the amperage draw of the evaporator fan motor will go down. Technician "B" says that if you close down one supply register on a duct system, the volume of air feeding the other locations will increase slightly. Which of the following statements is correct?
A. Technician "A" is correct. Technician "B" is correct. B. Technician "A" is correct. Technician "B" is incorrect. C. Technician "A" is incorrect. Technician "B" is correct. D. Technician "A" is incorrect. Technician "B" is incorrect.