Toda carga superior al 75 % de la capacidad nominal de la grúa es una______.

a. elevación no centrada
b. elevación crítica
c. elevación de capacidad
d. elevación sin clasificación


b. elevación crítica

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How much of the world's population faces food insecurity?

a. 6 percent c. 26 percent b. 17 percent d. 36 percent

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Heat treating is a process of heating and cooling steel using specific controlled conditions and techniques. Steel is very hard when initially formed and allowed to cool naturally.

Answer the following statement true (T) or false (F)

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In a DC series motor, how much of its full-load torque is developed at starting?

a. 50% b. 100% c. 250% d. 500%

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A loud "bang" is heard and felt every time the accelerator is depressed or released on a rear-wheel drive vehicle. Technician A says that a leaking shock absorber could be the cause. Technician B says that a broken torque arm could be the cause. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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