The value of the proportionality constant μo/(4π) is equal to ______ – McqOptions

MCQOPTIONS

1.	The value of the proportionality constant μo/(4π) is equal to _________ Tm/A.
A.	5 × 10-7
B.	1 × 107
C.	1 × 10-7
D.	5 × 107
Answer» D. 5 × 107

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