To be practical, a nitrification inhibitor should kill or inhibit ________
A) Nitrosomonas B) Nitrobacter C) either A or B D) none of the above
A
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How can discharge pressure for a cube ice machine be artificially increased?
What will be an ideal response?
In a series RLC circuit at resonance:
A) the impedance Z is at minimum. B) the impedance is mostly resistive. C) XC equals XL and they cancel. D) all of these.
To convert a J-K flip-flop to a D flip-flop you could ________
A) Tie the J input LOW. B) Tie the J input HIGH. C) Connect the J input to the K input. D) Connect the inverse of the J input to the K input.
Employers who are subject to OSHA recordkeeping requirements must maintain a log of recordable occupational injuries and illnesses for _____.
a. as long as the company is in business b. 3 years c. 7 years d. 5 years