Technician A says that aluminum on the thread of a bolt indicates that the threads in the case are damaged. Technician B says that all bolts should be checked for damage before they are reused. Which technician is correct?
A) Technician A only
B) Technician B only
C) Both technicians
D) Neither technician
C) Both technicians
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____________________ takes place at temperatures below 840 degrees F.
Fill in the blank(s) with the appropriate word(s).
Determine the required pin diameter at A in Figure 13.6 if it is in double shear. The pin is made of aluminum. Use a factor of safety of 2.5 based on yield strength. Choose the next larger commercial size if pins are available in 0.5 mm sizes.
 FIGURE 1.png)
Which of the following leads to a total cost of $100?
A. cost/unit = $30, quantity = 3, fixed cost = $15 B. cost/unit = $15, quantity = 6, fixed cost = $10 C. cost/unit = $20, quantity = 5, fixed cost = $5 D. cost/unit = $20, quantity = 4, fixed cost = $10
All these methods can calculate airflow EXCEPT ________
A) Speed density B) Mass airflow C) Load calculation D) All of these are methods of calculating the air-fuel mixture.