How should root substrate be prepared prior to applying steam or chemicals for pasteurization?
What will be an ideal response?
Add the desired root substrate amendments, be sure the substrate is at a
desirable moisture level for planting, and loosen the substrate.
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When using a portable generator to fast charge a set of discharged batteries on a truck, which of the following would be best practice to get the unit started?
A. disconnect the engine ECM before cranking B. turn on all of the chassis lights before connecting the generator C. make sure all electrical accessories are turned off D. turn on just the headlights before connecting the generator
Which type resistor is most commonly found in high-power electrical applications?
A) wire-wound resistor B) carbon-composition resistor C) carbon-film resistor D) metal-film resistor
Technician A says a dial indicator may be used to measure brake rotor thickness. Technician B says a micrometer may be used to measure brake rotor runout. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Which of the following counts as two conductors when used in a box?
a. Each fixture stud b. Each looped conductor over 6" c. Each looped conductor over 12" d. Each cable clamp