Concrete-encased grounding electrodes that were not bonded to the grounding electrode system in existing buildings
A. are required to be bonded even if the concrete must be disturbed.
B. are not required to be bonded if the concrete must be disturbed to do so.
B. are not required to be bonded if the concrete must be disturbed to do so.
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When memory in a vehicle ECM is described as being volatile, what happens to it when the ignition is turned off?
A. it is written to EEPROM B. it is retained magnetically C. it is activated until the next start cycle D. it is lost
Proper wheel alignment provides steering control, ride quality, and normal tire tread life.
Answer the following statement true (T) or false (F)
What is the essential difference between an A-Train and a C-Train?
A. C-Train is longer B. A-Train is longer C. C-Train has a rigid double-drawbar system D. A-Train has more pivot points
Power factor correction is recommended for ____ slip power recovery systems.
a. very few b. some c. most d. all