1.

(A) : The microscopic roots of magnetism can be traced back to intrinsic spin of electrons. (R) : The spinning electron is equivalent to a magnetic dipole.

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 and 'R' is FALSE
'A' is false and 'R' is false

Answer :A


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