Which combustion control closes as soon as the firing cycle is complete and is meant to minimize the loss of residual heat up a chimney?

a. automatic vent damper
b. larger burner
c. electrical pilot igniter
d. none of the above


ANSWER: a

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Lo que determina la frecuencia de lubricación del motor es el:

a. tipo de cojinete solamente. b. tipo de cojinete y la aplicación del motor. c. tipo de aplicación solamente. d. el tamaño del motor y el tipo de cojinete.

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The amount of extra water needed to over-irrigate a soil enough to leach salts out of root zones is

called the leaching fraction.

Indicate whether the statement is true or false.

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The diameter of a driving pulley is 12.75 inches.  The pulley is rotating at 225 rpm.  The driving pulley is rotating at 450 rpm.  Determine the diameter in inches of the driver pulley.

What will be an ideal response?

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U.S. per capita consumption of rabbit meat is only about how much per person per year?

A. 1/2 ounce B. 6 pounds C. 12 ounces D. 20 pounds

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