How many board feet are there in forty 2" × 4" × 12' studs?
a. 320
b. 384
c. 640
d. 3,840
a. 320
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Identify the characteristic of high analysis fertilizers
a. will require less storage space c. will contain less filler material b. will require less time to apply d. All answers are correct
Replicated chromosomes formed early in spermatogenesis are called ____________________
Fill in the blank(s) with correct word
On a split air conditioning system with a remote condensing unit, which refrigerant lines must be field installed?
A. discharge and suction B. liquid and suction C. discharge and liquid D. No lines need to be installed.
Technician A says that a wide-band oxygen sensor, also called a lean air-fuel (LAF) sensor, can detect air-fuel ratios from as rich as 10:1 to as lean as 23:1. Technician B says that the oxygen sensor signal determines fuel trim which is used to tailor the air-fuel mixture for the catalytic converter. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician