The cad cell in an oil furnace performs the same function as which device in a gas furnace?
a. Temperature limit switch
b. Flame detector
c. Hot surface igniter
d. Flame rollout switch
b
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____ magnets are magnets that do not require any power or force to maintain their field.
a. Temporary b. Permanent c. Field d. Adapter
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List a national organization that recommends safety procedures for working with electrical equipment.
What will be an ideal response?
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Soybeans can be grown from Canada to semitropical areas when:
A) harvest dates are adjusted B) the appropriate maturity group is used. C) planting dates are adjusted. D) growth regulating chemicals are used.
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After honing or deglazing, cylinder walls should be washed with ________
A) Hot soapy water B) Cleaning solvent C) Oil soaked rags D) Both B and C
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