Una grúa transmite su potencia al cable a través de _____.
a. el tambor del motor para levantar cargas
b. la pluma
c. el bloque
d. las poleas
a. el tambor del motor para levantar cargas
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Variable frequency drives intended to control the speed of motors up to 500 HP generally use ____________________.
Fill in the blank(s) with the appropriate word(s).
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The condenser ____________________ heat.
Fill in the blank(s) with the appropriate word(s).
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What is the approximate maximum output voltage swing for a 741 op amp powered by a ±15 V supply?
A. 0 to 15 V B. ?13.6 to 15 V C. ?15 to 15 V D. 0 to 13.6 V E. ?13.6 to 13.6 V
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Testing for galvanic activity is done with the coolant ________ and the engine ________
A) Warm; running B) Cool; running C) Warm; engine not running D) Cool; not running
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