Answer the following statement(s) true (T) or false (F)
The rungs of a metal scaffolding may sometimes serve as an access ladder.
ANS: T
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Three times each day, a quality engineer samples a component from a recently manufactured batch and tests it. Each part is classified as conforming (suitable for its intended use), downgraded (unsuitable for the intended purpose but usable for another purpose), or scrap (not usable). An experiment consists of recording the categories of the three parts tested in a particular day.
a. List the 27 outcomes in the sample space. b. Let A be the event that all the parts fall into the same category. List the outcomes in A. c. Let B be the event that there is one part in each category. List the outcomes in B. d. Let C be the event that at least two parts are conforming. List the outcomes in C. e. List the outcomes in . f. List the outcomes in . g. List the outcomes in . h. List the outcomes in . i. Are events A and C mutually exclusive? Explain. j. Are events B and C mutually exclusive? Explain.
Compute the reactions and draw the shear and moment curves for the beam in Figure P10.14. Given: E = 200 GPa and I = 120 × 10 6 mm 4 .
Hint: take advantage of symmetry to simplify the analysis by slope deflection.
Technician A says Chrysler OBD-I (1981-1995 ) vehicles were equipped with a BUS system called Serial Communications Interface (SCI). Technician B says the Chrysler Programmable Controller Interface (PCI) is a three-wire communication protocol that connects at the OBD-II DLC at terminal 2. Who is right?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Concentrated magnetic fields in the base metal can cause the arc to _____
a. stop b. increase in length c. decrease in length d. deflect or blow