1.The number of Faraday tubes of flux passing through a surface in an electric field is called

2.A capacitance of 100 fiF is connected in series with a resistance of 8000 �2. The time constant of the circuit is

3.is that property of a capacitor which delays any change of voltage across it.

4.at a point may be defined as equal to the lines of force passing normally through a unit cross section at that point.

5.Electric displacement is a______quantity.