The two internal chambers of a dual cell wide band oxygen sensor include ________ and ________
A) Nernst; Pump B) Single; dual
C) Inside; outside D) Air reference; diffusion
D
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Which component of lubrication systems is a device that removes contaminants and particulates from the lubricant prior to circulation through a system?
A) Cooler B) Filter C) Pump D) Lube oil reservoir tank
Which of the following statements is true?
A. The change in internal energy of an ideal gas can be calculated using the equation dU = CPdT, even if the pressure of the gas isn’t constant. B. The change in enthalpy of a supercritical fluid can be calculated using the equation dH = CPdT, even if the pressure of the fluid isn’t constant. C. The expression CP = CV + R was derived for ideal gases, but is frequently applied to liquids and solids as well. D. The properties tabulated in the steam tables are all state properties, but none of them are extensive properties. E. WEC = -PV, so U - WEC is equal to H.
Conservation tillage systems are now in use on some 75% of the cropland in the USA
Indicate whether the statement is true or false
Cartridge fuses used for branch circuit protection must be marked with the ampere rating, voltage rating, and
the _____. a. date manufactured b. dimensions c. expiration d. interrupting rating