If a welding machine starts to fall over, _____.

If a welding machine starts to fall over, _____.
 
  a. grab a pry-bar to attempt to slow the fall down with leverage
  b. immediately pull the local fire alarm
  c. get clear and do not attempt to stop it yourself
  d. intervene and try to return it to an upright position using physical strength

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[Ques. 2] The preventive maintenance schedule for an engine-driven welding machine is usually based on _____.
 
  a. insurance requirements
  b. the number of welds made
  c. fuel consumption figures
  d. the number of hours that the engine operates

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[Ques. 3] Avoid exposing a lead-acid battery to _____.
 
  a. temperatures below 50F (10C)
  b. sparks or arcs of any type
  c. more than two hours of use each day
  d. nitrogen

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[Ques. 4] When stringing welding cable overhead or between floors, tie off the cables with _____.
 
  a. cable
  b. wire
  c. chain
  d. rope

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[Ques. 5] Weld slag chippers and needle scalers are typically _____.
 
  a. pneumatically powered tools
  b. hand tools
  c. ultrasonic tools
  d. battery-powered tools