What is the total resistance of a circuit consisting of the following values: R1 = 2.2 k? in series with a source voltage of 15 V dc; R2 = 1.5 k? and R3 = 2 k?, in parallel with each other and in series with R1; and R4 = 1 k?, in series with the parallel combination of R2 and R3?
A) 1857 ? B) 3200 ? C) 6800 ? D) 4057 ?
D
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Young's modulus is measured by the ratio of stress to____.?
A. ?strain B. ?mass C. ?strength D. ?acceleration
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Drawings that show the exterior style of a building are called _____.
a. site drawings b. floor drawings c. elevation drawings d. foundation drawings
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Secondary tillage can be performed with which of the following?
a. inter-row cultivator c. harrow b. rotary hoe d. moldboard plow
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Answer the following statement(s) true (T) or false (F)
The four steps involved in a typical engineering problem solution are: define the problem, simplify the problem, analysis, and verify the results.
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