1.

In a certain region of space, electric field is along the z-direction throughout. The magnitude of electric field is, however not constant but increases uniformly along the positive z-direction at the rate of 10^(5)NC^(-1)m^(-1). What are the force and torque experienced by a system having a total dipole moment equal to 10^(-7) Cm in the negative z-direction?

Answer»

Solution :Only (c ) is RIGHT the REST cannot represent electrostaicfield lines (a) is wrong becausefield lines MUST be normal to a conlductor (B) is wrong because field lines cannot startwrong becauseelectrostaticfield lines cannotform CLOSED loops


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