State wheteher the following statements are True (T) or False (F): All dielectrics are necessarily isulators.

State wheteher the following statements are True (T) or False (F): All insulators are dielectrics.

State whether the following statements are True (T) or False (F): Electric field is a scalar field.

State whether the following statements are True (T) or False (F): A cell is a source of electrons.

State wheteher the following statements are True (T) or False (F): Dielectric constant of a dielectric is equal to its permittivity.

State wheteher the following statements are True (T) or False (F): The molecules of a dielectric may be polar molecules.

State wheteher the following statements are True (T) or False (F): The minimum dielectric constant is one for air.

State whether the following statements are True (T) or False (F): An electric line of force is the locus of the test charge.

State whether the following statements are True (T) or False (F): Electric field intensity is a point function.

State whether the following statements are True (T) or False (F) A doublet prism can produce only dispersion but no deviation always.

State whether the following statements are True (T) or False (F) A doublet prism can produce only dispersion but no deviation under suitable condition.