An aluminum oxide sensor measures __________.
A. absolute humidity
B. relative humidity
C. dew point
Answer: A
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A____________________ is a device connected to both the water system and the drainage system and requires water for its operation.
a. plumbing appurtenance b. fixture fitting c. plumbing appliance d. plumbing fixture
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What is the maximum number of circuit breakers or sets of fuses that may be used as the service disconnecting means in a main service panel without a main switch?
a. 2 b. 4 c. 6 d. 8
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Identify two methods the amount of energy required by tank type water heaters for heating water, and the resulting cost, can be reduced without replacing the unit.
What will be an ideal response?
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What are the three datum planes related to cylindrical parts?
What will be an ideal response?
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