Question

Which of the following best describes the principle of Magnetic

Resonance Imaging (MRI) used in medical research?

(A) Mapping the magnetic field generated by the electron

transitions in molecules

(B) Measuring the energy absorbed as nuclear magnetic moments

flip between spin states

(C) Using magnetic field to focus the paths of emissions from a

radio isotope

(D) Producing high energy electromagnetic waves using

superconducting magnets​

Answer 1

Answer:

C

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