If the relative permittivity of a material is 10a then its permittivity is

A. 4 × 10^7F/m

B. 4 × 10^-6 F/m

C. 8.854× 10^-11 F/m

D. 8.854 × 10^-12 F/m

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. A magnetic pole produces 5000 field lines. How much is the flux in webers? A. 50 × 10^-6
  2. The electric field intensity between the parallel plate air capacitor is 20 N/C. If an insulating slab…
  3. The B-H curve for ________ is a straight line passing through the origin.
  4. Electron is a Greek word for
  5. In electro-mechanical conversion devices like generators and motors the reason why a small air gap is…
  6. Magnetic field intensity is a ________ quantity.
  7. The electric potential across part AB of a circuit is 5 V; point A being at higher potential. If a charge…
  8. A one cubic cm of copper has how many free electrons at room temperature?
  9. If the relative permittivity of a material is 10a then its permittivity is
  10. This paper does not exhibit electricity because it contains the same number of
  11. What determines the atomic number of an element?
  12. The phenomenon that when an electric current passes through an anisotropic crystala there is an absorption…
  13. The mass of proton is __________ the mass of an electron.
  14. When a wire loop is rotated in a magnetic field the direction of the induced emf changes one in every…
  15. Flux linkages equals
  16. States that the ratio of the thermal conductivity is proportional to the absolute temperature for all…
  17. Which of the following materials has the highest dielectric strength?
  18. The ability of a mechanically stressed ferromagnetic wire to recognize rapid switching of magnetization…
  19. What principle states that each electron in an atom must have a different set of quantum numbers?
  20. The quantity 10^6 maxwells is equivalent to one
  21. There are how many compounds available in nature?
  22. The permeability of a material having a flux density of 5 Wb/m^2 is 10^-5 H/m. What is the value of…
  23. The force which set ups or tends to set up magnetic flux in a magnetic circuit
  24. One of the solid structures in which the position of the atoms or ions are predetermined
  25. The temperature coefficient of resistance of eureka is
  26. How many neutrons does a copper atom have?
  27. The temperature coefficient of resistance of a conductor ______ with an increase in temperature.
  28. What is the cgs unit of magnetomotive force?
  29. An atom or a group of atoms that carries a net electric charge.
  30. Temporary magnets are commonly employed in