Los guantes de hule pueden sufrir daños por causa de:
a. almacenamiento en sus protectores de cuero.
b. lavado con agua corriente en lugar de limpiadores químicos.
c. cremas para manos.
d. polvo para guantes.
c. cremas para manos.
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A current imbalance as low as 4 milliamps may be detected by a(n) _____.
a. GFCI sensor b. mechanical sensor c. AFCI sensor d. fiber-optic sensor
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6,337 + 1,977 =
A) 8,304 B) 8,214 C) 8,314 D) 8,324
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To better spread the load supported by a caisson, the bottom of the caisson hole may be widened by a
process called _____. a. tapering b. belling c. bailing d. reaming
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Convert decimal 19 to octal
A) 278 B) 178 C) 218 D) 238
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