What is the purpose of a ground wire?
What will be an ideal response?
The ground wire is used in an electrical circuit to allow current to flow back through the ground instead of through a person and causing electrical shock.
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In cast and molded parts, a good design practice is to keep major wall thicknesses ____ throughout the part to reduce distortion of the part during its cooling.
A. within a magnitude of each other B. about the same C. less than 10 mm D. greater than 50 mm
What is pre-consumer waste recycling of a product?
What will be an ideal response?
For the transistor circuit of Fig. 3.127, find IB, VCE, and vo. Take ? = 150, VBE = 0.7V.
 FIGURE 1.png)
Technician A says that hard spots in a brake drum should be removed using a carbide-tip machining tool. Technician B says that the drum should be replaced if hard spots are discovered. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician