Safety Quiz


1.In the event of an accident on university premises which requires emergency medical assistance:

  a) call an ambulance at 341-4305.

X b) call an ambulance at 9-911.

  c) call an ambulance at 911.

  d) transport the victim to the hospital.

2.If a wire has defective insulation:

X a) give it to the laboratory instructor for disposal.

  b) try not to touch the bad spot.

  c) put it back and get another wire.

  d) wrap the wire with electrician’s tape.

3.Only one hand should be used when working with circuits:

  a) to better close switches.

  b) to improve the view of the circuit.

  c) to keep watches and rings from the circuit.

X d) to avoid hand-to-hand current paths

4.Safety rules include:

  a) using only DC voltages.

X b) closing switches quickly.

  c) always using new electrical cables.

  d) none of the above.

5.Ventricular fibrillation normally occurs in the current range:

  a) 0.001 to 0.002 A.

  b) 0.010 to 0.020 A.

X c) 0.10 to 0.20 A.

  d) 1.0 to 2.0 A.

6.AC current levels can increase during electric shock because:

  a) skin oils are burned away.

  b) sweating is stimulated.

X c) all of the above.

  d) none of the above.

7.The severity of electric shock is increased for

X a) continued exposure to electric current.

  b) large frequencies.

  c) DC currents (verses AC).

  d) length of the current path.

8.Burns or other damage to the retina resulting from excessive exposure to visible and near-infrared radiation can _____.

  a) be corrected with surgery.

  b) heal with time.

X c) be permanent, i.e. cannot regenerate or heal.

  d) reduce night vision but cannot cause blindness.

9.The acronym ANSI stands for:

X a) American National Standards Institute.

  b) Association for National Safety in Industry.

  c) American Nutrition and Safety Institution.

  d) Asynchronous Neutral Shock Interruptor.

10.The hazard classification scheme for lasers includes (in order of increasing hazard):

  a) Class 4, 3b, 3a, 2, and 1.

  b) Class 4, 3b, 3a, 2a, 2b, and 1.

X c) Class 1, 2a, 2b, 3a, 3b, and 4.

  d) Class 1, 2a, 2b, 3a, 3b, 4, and 5