List three hazards that may be found in a confined space.________________________________________________________________________________________________________________________________________________
What will be an ideal response?
Low oxygen levels
High oxygen levels
Toxic atmospheres
Combustible atmospheres
Electrical hazards
Crushing hazard
Engulfing hazard
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5 1/3 + 3 3 /4 = ?
What will be an ideal response?
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In controlling motor operations, what are the two general schemes used to deliver the DC to the motor?
What will be an ideal response?
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A recessed luminaire not identified for contact with insulation shall have all recessed parts spaced at least ____ from combustible materials.
A. 0.5 inches B. 1.25 inches C. 1.50 inches D. 1.75 inches
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What is output voltage at the end of the input pulse to an RL integrator if the resistance is 22 k?, the inductor is 2 H and the input is a 12 V, 0.0909 ms pulse?
A) 11.4 V B) 7.59 V C) 10.4 V D) 11.8 V
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