MRSO questions with correct answers 2023 verified passed!

MRSO questions with correct answers 2023 verified passed! physical effects of STATIC FIELDS - correct answer translation rotation lenz physical effects of TIME-VARYING FIELDS - correct answer motion noise induced currents (on object/in person) lenz translation rotation everything NOT MR SAFE needs to be behind... - correct answer 5 gauss line earth's magnetic fiels - correct answer 0.5 gauss 1.5T = ___ gauss - correct answer 15,000 3 T = ___ gauss - correct answer 30,000 MR device can be considered non-significant risk IF: (list) - correct answer static mag field SAR dB/dt sound pressure level ^ are below certain threshold dB/dt - correct answer gradient fields rate of change can produce severe discomfort/nerve stimulation limits for# Tesla adults can take - correct answer 8T limits for # Tesla a >1month old can take - correct answer 4T max unprotected sound level - correct answer 140 dB max PROTECTED sound level - correct answer 99 dBA biological effects of strong mag fields - correct answer vertigo