Where nonmetallic sheathed cable is used with a single gang nonmetallic device box, the cable sheath must extend inside the box not less than __________.
a. 1/16 inch
b. 1/8 inch
c. 1/4 inch
d. 1/2 inch
c. 1/4 inch
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A(n) ____ is an object that acts like a magnet but its magnetic force is created and controlled by electricity
a. ampere-turn b. air-core magnet c. permeability d. electromagnet
Describe the effect of shielded metal arc welding electrode selection on distortion.
What will be an ideal response?
The ability of the horse to utilize large amounts of forage is largely due to its:
A. exceptionally high appetite as compared to other domesticated species. B. very large stomach capacity in relation to its overall size. C. well developed cecum and colon.
Figure 5.105 displays a two-op-amp instrumentation amplifier. Derive an expression for v? in terms of v? and v?. How can this amplifier be used as a subtractor?
 FIGURE 1.png)