Answer the following statement(s) true (T) or false (F)
1. Amperage is the rate of flow of the electrons.
2. An ammeter is an instrument that measures a precise amount of voltage.
3. Opposition to electron flow is called resistance.
4. Voltmeters are used to determine the amount of resistance to the earth when the resistance to earth through a grounding electrode is unknown.
5. Nonlinear loads are load types where the load impedance is not constant.
1. TRUE
2. FALSE
3. TRUE
4. FALSE
5. TRUE
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a. You can not manually check slack adjusters. b. By frequently checking the low pressure gauge. c. By using an adjustable wrench. d. By pulling hard on each slack adjuster.
Soils having experienced a high degree of leaching would probably also be _____.
a. sodic b. calcic c. basic d. acidic
A geothermal heat pump is one in which _____
a. heat is extracted from lake water b. the heat sink is well water c. heat is extracted from air d. heat is extracted from the earth
The starting torque of a split-phase induction motor is maximum when the current through the start and run coils are __________ degrees apart.
A. 0 B. 45 C. 90 D. 180