Of the following metals often found in sewage sludge, which would most likely become toxic to farmers' crops if sludge applications exceeded the recommended amounts?
A) Hg B) Cr C) Cd D) Cu E) Pb
D
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What is the effect of an increase in the cooling load on a TXV?
a. The superheat decreases, causing the TXV to feed more refrigerant. b. The superheat decreases, causing the TXV to reduce the flow of refrigerant. c. The superheat rises, causing the TXV to feed more refrigerant. d. The superheat rises, causing the TXV to reduce the flow of refrigerant.
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How are near-azeotropic blends identified?
What will be an ideal response?
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Which sensor measures the amount of oxygen in the exhaust?
A) ECT sensor B) IAT sensor C) MAP sensor D) O2S
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In a port-helix injection system the period between port closure and NOP is described as?
A. Spill lag. B. Ignition lag. C. port closure lag. D. Injection lag.
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