April 20, 2014

FCC Technician Exam Question Of The Day (T7D11)

Q) Which of the following precautions should be taken when measuring circuit resistance with an ohmmeter?

A) Ensure that the circuit is not powered

NJ2X Notes:
  • Ensure that the circuit is not powered.
  • Be certain the circuit is deenergized and discharged before connecting an ohmmeter. 
  • Do not apply power to a circuit while measuring resistance.