What are the principles you should keep in mind while designing a project?
What will be an ideal response?
Base design on tested plans; welding is stronger than riveting; crimps and folds increase sheet metal
strength; gluing is usually the most secure way of fastening wood; bolts are more secure than screws.
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Technician Asays front wheel toe should be measured with the front wheels in the straight-ahead position. Technician B says excessive front wheel toe-in causes steering pull to the right. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
When using a scatter plot with line, how should the regression line be presented?
What will be an ideal response?
Methods for measuring flow in a pipeline fall into which two categories?
a. Invasive and noninvasive b. Destructive and nondestructive c. Open and closed d. Direct and indirect
El Paso Water (EPW) purchases surface water for treatment and distribution to EPW customers from the County Water Improvement District during the irrigation season. A new contract between the two entities resulted in a reduction in future price increases in the cost of the water from 8% per year to 4% per year for the next 20 years. The cost of water next year (which is year 1 of the new contract) will be $260 per acre-ft. Using an interest rate of 6% per year,
(a) Determine the present worth of the savings (in terms of $/acre-ft) to EPW between the old and the new contracts. (b) Determine the total present worth of the savings over the life of the contract if EPW uses 51,000 acre-ft per year. What will be an ideal response?