A complex machine in which process variables such as pressure, temperature, level, and flow are manipulated simultaneously; separate control loops are used to regulate each one.
Answer the following statement true (T) or false (F)
True
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Form tools produce a specially shaped machined surface by:
A) Exerting great pressure on the work and embossing it B) The use of special attachments for the lathe C) Using a template of the form and a single point tool D) Plunging into the workpiece to produce the form of the tool
Why is it possible to use smaller pipes in higher efficiency units?
A) The temperature of the flue-gas is higher. B) Volume and temperature of flue-gases are lower. C) Condensation pushes the gas through the pipes. D) The volume of the flue-gases is greater.
When performing binary addition using the 2's complement method, an ________ can occur if ________ are of the same ________; the error is indicated by a(n) ________
A) overflow; both numbers; sign; incorrect sign bit B) overflow; signs; magnitude; incorrect sum C) error; the signs; polarity; incorrect polarity D) error; both numbers; magnitude; negative sign
When sketching circular lines, one can use the ____ and the ____ method.
A. protractor; trammel B. compass; block C. trammel; hand compass D. none of the above