CBSE Class 12-science Answered
what is permittivity of free space
Asked by Saksham Shrivastava | 14 Apr, 2011, 12:00: AM
Expert Answer
In COULOMB'S LAW
The force exerted by a charge particle is given by 
where q1 and q2 are the charges on the particle, r is the separation between them and k is a constant.
The constant k is often written as 
The constant 
is called the permittivity of free space and its value is 
is called the permittivity of free space and its value is
Answered by | 14 Apr, 2011, 11:39: PM
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