The three basic types of A-CAC electrode types are copper-coated for direct current, copper-coated for
alternating current, and _____.
a. plain
b. low-alloy steel flux cored
c. stainless steel flux cored
d. nickel-coated
a
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____ sealants can accommodate elongations in the range of 65 to 612.5 percent.
A. Low-performance B. High-performance C. Medium-performance D. Average-performance
A ____ is an electrical device that either raises or lowers the voltage of electricity.
A. breaker B. fuse C. switch D. transformer
R-134a enters an insulated diffuser at a velocity of 200 m/s at a pressure and temperature of 800 kPa and 60°C, respectively. The R-134a exits at 1.60 MPa and 85°C. Determine the exit velocity.
Given: R-134a: P1 = 800 kPa; T1 = 60°C; V1 = 200 m/s; P2 = 1,600 kPa; T2 = 85°C Insulated, so assume, Q?=0 What will be an ideal response?
Houseplants’ intricate patterns, interesting leaf forms and ____ make them coveted accessories for any
room in a home or apartment.
a. bright colors c. pleasing proportions b. unique scents d. changing textures