The voltage produced by a magnetic field cutting through a conductor depends on the ________
A) direction of motion B) length of the conductor
C) speed of motion D) all of the above
D
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Through "salt-loving" plants or __________, researchers have identified genes that help crops survive highly saline soil conditions
Fill in the blank(s) with correct word
According to the FAO, about ____ of the world's population raises their own food
a. 25% c. 55% b. 40% d. 70%
A second level of ground-fault protection of equipment is required for which of the following health care facilities?
A. A hospital supplied by a 480Y/277-volt service having a 600-ampere, and three 800- ampere main breakers B. A nursing home that has a 1200-ampere, 208Y/120-volt, 3-phase, 4-wire service C. An 800-ampere feeder to an outpatient surgery from a 1600-ampere, 480Y/120-volt service for a multi-occupancy building that has ground-fault protection of equipment. D. A retirement facility supplied by a 1200-ampere, 480Y/277-volt, 3-phase, 4-wire service