When troubleshooting an electronic control board, the technician should identify
A) the resistors, capacitors, and dual inline processors
B) the location of all semi-conductor devices on the control board
C) the communication address, the logic processor, and software protocol
D) the input, output, board ground, and power supply
D
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A(n) ____________________ measurement is a means of expressing the distance between two points.
Fill in the blank(s) with the appropriate word(s).
Most fatal refrigeration accidents have occurred due to which type of refrigerant?
What will be an ideal response?
A current source
A) provides less current than a voltage source B) provides an output current that remains relatively constant over a wide range of load resistance values C) is the same as a voltage D) provides more current than a voltage source
For both Class E and J-1 buildings, sprinklered or not, fire extinguishers (minimum 2-A rating) shall be located so that the travel distance to an extinguisher shall not exceed how many feet?
A. 70 feet B. 50 feet C. 100 feet D. 75 feet