Discuss the differences in the three principal types of aluminum parts commonly used.
What will be an ideal response?
(Instructor should evaluate individual student answers.)
Die stamped exterior body parts
Extruded parts used largely for reinforcements Castings for more intricately shaped parts
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With the end of the Seven Years' War, the disunity, jealousy, and suspicion that had long existed in the American colonies
A. continued without change. B. began to melt somewhat. C. finally came to a complete end. D. resulted in renewed acts of violence. E. None of these are correct.
A box contains 15 resistors. Ten of them are labeled 50 ? and the other five are labeled 100 ?.
a. What is the probability that the first resistor is 100 ?? b. What is the probability that the second resistor is 100 ?, given that the first resistor is 50 ?? c. What is the probability that the second resistor is 100 ?, given that the first resistor is 100 ??
If the time for one cycle is 0.1 second, the frequency is _____.
a. 0.1 Hz b. 0.5 Hz c. 1 Hz d. 10 Hz
PROBLEM 3.144 A 90-N ? m torque is applied to a hollow shaft having the cross section shown. Neglecting the effect of stress concentrations, determine the shearing stress at points a and b.
