An inductor is modeled as a coil of wire. Its physical size is changed by increasing the coil diameter, number of turns and its length, each by a factor of 4. This changes the inductance value by a factor of _______.
Fill in the blank(s) with the appropriate word(s).
L = ?N2A/L. ?L = (?N)2?A/?L = (4)2x (4)2/4 =64.
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A. economic hardships and overpopulation at home. B. growing power of ambitious governments behind them. C. they sought contact with a wider world. D. they sought territories to conqueror. E. they sought new places to trade with.
The weight and rigidity of the floor on the foundation wall helps the wall to resist the pressure of the backfill.
Answer the following statement true (T) or false (F)
Piezoelectric activation solenoids are used in some fuel injection systems to provide very fast and precise flow control.
Answer the following statement true (T) or false (F)
How many whole wedges 
inches long can be made from 20 wedge strips, each 3 feet long?
Fill in the blank(s) with the appropriate word(s).