Explain the following concepts in the domino theory: preceding factor; central factor
What will be an ideal response?
Heinrich's theory has two central points: 1) Injuries are caused by the action of preceding factors; and 2) removal of the central factor (unsafe act/hazardous condition) negates the action of the preceding factors and, in so doing, prevents accidents and injuries.
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Parking brake levers may be released by ________
A) Hydraulic pressure B) An electric servo C) Pushing a spring-loaded button D) A vacuum servo
Refer to the RL circuit in Fig. 16.101. Find:
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LC and RC integrators, with respect to input and output, perform exactly the same
Indicate whether the statement is true or false
Connecting a ________ inductor in ________ with a 70 mH inductor produces a 100 mH inductance
A) 233 mH, parallel B) 30 mH, parallel C) 30 mH, series D) 233 mH, series