1. When the dielectric is homogeneous, the potential gradient is

2. If the ree 10uF capacitors are connected in parallel , the-net capacitance is

3. The capacity of capacitor bank used in power factor correction is expressed in terms of

4. An electrolytic capacitor can be used for

5. Electric field intensity is a quantity

6. The value of dielectric constant for vacuum is taken as

7. The dissipation factor of a good dielectric is of the order of

8. A condenser suitable for D.C. only is

9. Two plates ofa parallel plate  capacitor after being charged from a constant voltage source are separated apart by means of insulated handles,then the

10. Which of the  following statements is correct?

11. The force between two charges is 120N. If the distance between the charges is doubled,theforce will be

12. Paper capacitors usually have a tolerance of

13. The electric field intensity at a point situated 4 meters from a point charge is 200N/C.If the distance is reduced to 2 meters,the field intensity will be

14. Voltage applied across a ceramic dielectric produces an electrolytic field 100times greater than air.What will be the value of  dielectric constant?

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