The flow resistance through the heat exchanger of an oil furnace is frequently increased because of:

A) Internal collapse of the heat exchanger. B) Soot accumulation.
C) Loose heat exchanger cross-baffle members. D) Water accumulation.


B

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Si el NEC® exige un puente de conexión principal, el puente no puede ser menor que el _____ del área del conductor más grande de la fase.

a. 10% b. 12.50% c. 15% d. 17.50%

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Convert 4,000.0 in^3 to quarts

A) 69.26 quarts B) 231,000 quarts C) 4.33 quarts D) None of these

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Oil leaving the oil filter is delivered to the oil passages

Indicate whether the statement is true or false

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Technician A says that a good painter can mask all parts, and will not need to be taken off for refinishing. Technician B says that the parts that are removed should be stored so as not to damage or soil the vehicle. Who is correct?

A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B

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