If a gas furnace consistently cycles off on the temperature limit switch, a likely cause is _____.

a. a defective igniter
b. a dirty air filter
c. a defective inducer
d. inadequate primary air


b. a dirty air filter

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What do we call a cover crop that is intended to be plowed under at the beginning of the next regular production season?

What will be an ideal response?

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With the advent of ____________________ in the 1930s, the transfer of genes from superior sires was greatly multiplied

Fill in the blank(s) with correct word

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Research shows that owner's range anxiety fades after about ________ of driving

A) Two weeks B) A few days C) Nine months D) A year

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Proportional ____ is defined as the ratio of change in output to the change in input.

A. gain B. band

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