¿Cuál de los siguientes voltajes se considera alto?

a. 120V o más
b. 240V o más
c. 400V o más
d. 600V o más


d. 600V o más

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In the standard welding symbol, the _____ line is used to apply weld symbols and other data.

A. reference B. refer C. standard D. common

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84.02 + 4.484 + 7.3495 = ____.

A. 80.3894 B. 95.8343 C. 90.3748 D. 95.8535

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An equalizer beam is used during a dual-crane lift to _____.

a. move a load’s CG to its physical center b. make the loads equal on each crane c. move the load’s CG to half-way between each crane’s hoist line d. make the load on each crane proportional to its capacity

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Which statement best describes Mean Effective Pressure (MEP)

A. Average pressure during engine braking. B. Average of cylinder pressure and throw angle torque. C. Peak combustion pressure minus peak compression pressure. D. Turbochargers peak pressure minus the combustion peak pressure.

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