1.

(A) Liquid helium is used in NMR spectrometers and MRI systems(R) Liquid helium can be used in making powerful super conducting magnets

Answer»

Both (A) and (R) are true and (R) is the correct explanation of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :A


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