The units of absolute permittivity of free space epsilon in S.I..are

The unit of absolute permittivity is

The unit of permittivity of free space epsilon_(0) is:

The unit of electric permittivity is

SI unit of in_(0) (permittivity of free space) is:

The value of electric permittivity of free space is

Write down the value of obsolute permittivity of free space.

The dimensional formula for permittivity of free space (epsilon_0) in the equation F ==1/(4piepsilon_0),(q_1q_2)/(r^2) , where symbols have usual meaning is