NEC 690.14 (C-2) requires that each disconnecting means in a photovoltaic system shall be permanently marked to identify it as a ____.
a. photovoltaic disconnect
b. photovoltaic ground fault
c. photovoltaic circuit
d. photovoltaic circuit breaker
a. photovoltaic disconnect
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A. responsibility B. self-management C. self-esteem D. honesty
What additional feature does a Volvo EPG offer besides engine braking?
A. lower emissions B. additional engine power C. lower exhaust temperatures D. faster engine warm-up
Footing drains are usually perforated ____ pipe placed around the footings in a bed of crushed stone.
A. concrete B. plastic C. aluminum D. steel
Gear ratio is expressed as the number of rotations the ________ must make in order to rotate the ________ one revolution
A) Output gear/ input gear B) Drive gear/ driven gear C) Driven gear/ drive gear D) Input gear/ output gear