OSHA 30 questions with correct answers
personal fall-arrest system must be secured properly to a ✅✅Anchorage point
when a crane is moving a load, it operates within a ___: if a worker is within that area,
he or she could be caught-in-between the crane or its load and either the ground, or
another piece of equipment ✅✅Swing radius
a ___ protects you from shock by detecting differences in current as small as 5
milliamps between the amount of electricity flowing into a circuit and the amount flowing
out ✅✅GFCI
___ are common cause of struck-by accident at worksites and can sometimes be
prevented by using back-up alarms ✅✅Heavy vehicles
fall protection measures are required when workers are exposed to a possible fall of
___ or more to a lower level ✅✅Six feet
locking-out, tagging-out refers to the practice of: ✅✅All of above
which of the following is true of an arc flash? ✅✅All of above
which of the following can be used to protect a trench 5-feet or more in depth? ✅✅All
of above
which of the following is an example of a passive fall protection system? ✅✅All of
above
a ____ lanyard fall-arrest system slows and eventually stops descent and absorbs the
forces that could otherwise injure the worker ✅✅Shock absorbing
___ must be capable of supporting at least 2.5 times the load being lifted ✅✅Jacking
equipment
Cranes, ladders, scaffold, backhoes, and paint rollers all present which type of electrical
hazard at a worksite ✅✅Contact w overhead power lines
electrical power tools must be __ by a 3-wire cord, __ insulated, powered by a low-
voltage transformer, or powered by a self-contained ___ ✅✅grounded... double...
battery
MOT zone in traffic control plan provides the first indication to motorists that there is
upcoming construction work is called the ___ ✅✅Advanced warning area
personal fall-arrest system must be secured properly to a ✅✅Anchorage point
when a crane is moving a load, it operates within a ___: if a worker is within that area,
he or she could be caught-in-between the crane or its load and either the ground, or
another piece of equipment ✅✅Swing radius
a ___ protects you from shock by detecting differences in current as small as 5
milliamps between the amount of electricity flowing into a circuit and the amount flowing
out ✅✅GFCI
___ are common cause of struck-by accident at worksites and can sometimes be
prevented by using back-up alarms ✅✅Heavy vehicles
fall protection measures are required when workers are exposed to a possible fall of
___ or more to a lower level ✅✅Six feet
locking-out, tagging-out refers to the practice of: ✅✅All of above
which of the following is true of an arc flash? ✅✅All of above
which of the following can be used to protect a trench 5-feet or more in depth? ✅✅All
of above
which of the following is an example of a passive fall protection system? ✅✅All of
above
a ____ lanyard fall-arrest system slows and eventually stops descent and absorbs the
forces that could otherwise injure the worker ✅✅Shock absorbing
___ must be capable of supporting at least 2.5 times the load being lifted ✅✅Jacking
equipment
Cranes, ladders, scaffold, backhoes, and paint rollers all present which type of electrical
hazard at a worksite ✅✅Contact w overhead power lines
electrical power tools must be __ by a 3-wire cord, __ insulated, powered by a low-
voltage transformer, or powered by a self-contained ___ ✅✅grounded... double...
battery
MOT zone in traffic control plan provides the first indication to motorists that there is
upcoming construction work is called the ___ ✅✅Advanced warning area
