Numerical value of permittivity of free space is:

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3 + 8 =
Solve this simple math problem and enter the result. E.g. for 1+3, enter 4.

Numerical value of permittivity of free space is:

9×109Nm2c-2

8.85×10-12N-1m-2c2

8.85×10-12Nm2c-2

9×109N-1m-2c2