Answer the following statement(s) true (T) or false (F)
1. Per unit values are always dimensionless.
2. With balanced three-phase circuits, per-phase analysis is commonly done after converting the Y-connected loads to - connected loads, thereby solving only one phase of the circuit
3. LTC transformers can be used for controlling bus voltage magnitudes.
4. In the PowerWorld example shown in class the use of phase shifting transformers was demonstrated for controlling the flow of power in New York, NY.
1. True
2. False
3. True
4. False
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a. nematicides c. bactericides b. fungicides d. herbicides
The structures that connect bones are known as ____________________.
Fill in the blank(s) with the appropriate word(s).
Genetic engineering:
A. is likely to completely replace traditionally breeding. B. means a new trait will be expressed in an individual as soon as the gene is inserted. C. allows genes from sexually incompatible individuals to be combined in one individual. D. is the creation of a totally new gene "from scratch."
Technicians always perform this action first when working on an electrical circuit in a residential setting
A) Test for voltage at the affected unit. B) Call the power company. C) Remove the covers from the affected unit. D) Turn off power at the service panel.