¿Cuánto mide un tubo de acero de 2 pulgadas (5,08 cm) en su parte exterior?
a. 2 pulgadas (5,08 cm)
b. 2-1/8 pulgadas (5,40 cm)
c. 2-1/4 pulgadas (5,72 cm)
d. 2-3/8 pulgadas (6,03 cm)
d. 2-3/8 pulgadas (6,03 cm)
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The development of the auxiliary view is sometimes shown by lines projected ___________________ from the slanted surface.
Fill in the blank(s) with the appropriate word(s).
A cable is made up of four wires. The breaking strength of each wire is a normally distributed random variable with mean 10 kN and standard deviation 1 kN. The strength of the cable, using the brittle wire method, is estimated to be the strength of the weakest wire multiplied by the number of wires.
a. Use simulated samples of size 1000 to estimate the mean strength of this type of cable. b. Estimate the median cable strength. c. Estimate the standard deviation of the cable strength. d. To be acceptable for a certain application, the probability that the cable breaks under a load of 28 kN must be less than 0.01. Does the cable appear to be acceptable? Explain.
For the convenience of the people who will use the bill of materials, the MK Numbers ____.
A. should be listed using standard abbreviations B. may be omitted since the entries are optional C. should be listed in order from smallest to largest D. are entered twice for verification purposes
ASE-Style Multiple Choice Which of the following statements is LEAST-Likely true?
A. Machine screws are threaded their full length and are relatively weak. B. Set screws frequently have an internal drive head for an Allen wrench and are used to hold parts onto shafts. C. Sheet metal screws have pointed or tapered tips; they thread into sheet metal for light holding tasks. D. Headlight aiming screws have a washer attached to them, which improves appearance and helps keep the trim from shifting.