What rules should be followed to set the magnetic trip?
What will be an ideal response?
Two rules should be followed whenever the magnetic trip is set:
| ? | the lower setting provides the greater protection; and |
| ? | the setting should be lower than the value of the short-circuit current available at that point. |
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Casein is the most abundant protein in:
a. milk c. eggs b. meat d. cereals
Are soluble salts compounds of sodium, calcium, and magnesium that dissolve in water?
Indicate by YES (Y) or NO (N).
PROBLEM 3.129 Two shafts are made of the same material. The cross section of shaft A is a square of side b and that of shaft B is a circle of diameter b. Knowing that the shafts are subjected to the same torque, determine the ratio of maximum shearing stresses occurring in the shafts.
The greenhouse effect is atmospheric heating caused by solar radiation being readily transmitted inward through the earth's atmosphere but long wave radiation less readily transmitted outward, due to absorption by certain gases in the atmosphere.
Answer the following statement true (T) or false (F)