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MCQ on NMR spectroscopy: Page-1

Which of the following nuclei has spin quantum number I as 1/2

(A) 12C

(B) 16O

(C) 2H

(D) 19F

One tesla is equal to

(A) 1 gauss

(B) 100 gauss

(C) 1000 gauss

(C) 10,000 gauss

At 1.41 tesla , Larmor frequency is approximately

(A) 60 MHz

(B) 100 MHz

(C) 80MHz

(D) 600 MHz

Population of nuclei is given by

(A) Van’t hoff equation

(B) Boltzmann equation

(C) Plank’s eqn

(D) Mohr’s eqn

Plank’s constant

(A) 6.624 x 10 -27 j/sec

(B) 6.624 x 10 -34 j/sec

(C) 6.624 x 10 -34 j.sec

(D) 6.624 x 10 -27 j.sec