A __________ potential forms on the inside surface of the glass of a pH electrode when the process solution is acidic.
A. negative
B. positive
Answer: A
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Converting mechanical energy into heat energy is accomplished by the:
A. Cooling system B. Brake system C. Suspension system D. Ignition system
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The ____ style originated in India and became a popular American style between 1900-1920.
A. ranch B. rotunda C. bungalow D. cabana
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The soil needs to be prepared for planting seeds because the seeds need _____ for germination
A) good contact with the soil B) open air spaces for germination C) coarse soil D) soft seedbed
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When the burner shuts off, the pump output pressure drops below 80 psig. This indicates:
A) That the oil nozzle needs changing. B) That the oil filter is clogged. C) Correct operation. D) That the oil pump has a leaky shutoff.
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