The minimum length allowed for driven ground rods under normal conditions is _____.
a. 4'
b. 8'
c. 10'
d. 16'
b. 8'
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The general dimensioning symbol for radius is a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).
Some people use the memory aid "Please ____________________ My Dear Aunt Sally" to help them remember the order of operations.
Fill in the blank(s) with the appropriate word(s).
The most important reason for providing ties in a concrete wall is to
A) prevent the buckling of longitudinal bars in the wall. B) allow the formwork to be tied to the longitudinal bars in the wall. C) increase the shear strength of the wall. D) increase the compressive strength of the wall. E) Ties are generally not provided in a concrete wall.
The pulse rate is determined by the amount of resistance and capacitance connected to the emitter of the UJT.
Answer the following statement true (T) or false (F)