Technician A says that a ¼-20 × 30 is a ¼-inch diameter fastener with 20 threads per inch that is 3 inches long. Technician B says a thread-pitch gauge should be used to determine the pitch of a fastener. Who is correct?
A. Technician A only
B. Technician B only
C. Both Technicians A and B
D. Neither Technician A nor B
B. Technician B only
You might also like to view...
For disposal of waste from chemical and allied industries, pipefitters use _____ pipe.
a. cast-iron b. iron alloy c. reinforced concrete d. nonreinforced concrete
For smoke chamber definition purposes, if the space between the top of a low wall and the ceiling is less than 18", the wall is considered a(n) _____.
a. open grid b. boundary c. barrier d. beam pocket
____________________ capacitors are usually small microfarad paper and foil type, and are designed to be in the energized circuit for extended periods of time.
Fill in the blank(s) with the appropriate word(s).
A heat pipe increases the dehumidification effect of an air-conditioning coil:
A) By cooling the entering air and reheating the leaving air. B) By piping water out of the air through a cooled conduit. C) By piping water out of the air through a heated conduit. D) By heating the entering air and cooling the leaving air.