What is the resistance of a piece of copper wire that has a size of 2.5 mil-feet if 1 mil-foot has a resistance of 10.4 ohms?
Fill in the blank(s) with the appropriate word(s).
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A ____ is two or more numbers used to express a unit smaller than one.
A. fraction B. decimal fraction C. whole number D. mixed unit
Urban development of land under natural vegetation or agriculture usually greatly ________ soil infiltration capacity and therefore greatly increases ________
A) decreases; groundwater recharge. B) decreases; stream bank erosion. C) increases; stream bank erosion D) increases; groundwater recharge.
The strength of a tapped holes is determined by:
A) The percentage of thread depth cut B) The material being tapped C) The depth of thread engagement D) All of the above
________ lines define the size of an object and the point where the measurement begins and end
A) Dimension and extension B) Center and hidden C) Object and leader D) Leader and phantom