An electric dipole AB consists of charge `+-5` separated by a distance of `2xx10^-3m` The dipole is placed near a long line charge having linear charge density `4.5 xx 10^-4C m^-1`, such that the negative charge is at a distance OA = 2.5 cm from the line charge. Find the force acting on the dipole.

An electric dipole consists of two opposite charges of magnitude 1 mu C (micro-coulomb) separated by a distance of 2 cm . The dipole is placed in an electric field of 10^(5) V m^(-1) . What maximum torque does the field exert on the dipole ?

An electric dipole consists of two opposite charges of magnitude 1 mu C (micro-coulomb) separated by a distance of 2 cm . The dipole is placed in an electric field of 10^(5) V m^(-1) .How much work must an external agent do to turn the dipole end for end , starting from a position of alignment theta = 0 ?

A charged particle having a charge of -3muC is placed close to a sheet of charge having a surface charge density 5xx10^-6 Cm^-2 . Find the force of attraction between the particle and the sheet of charge.

A particle of mass 9xx10^-5 g is kept over a large horizontal sheet of charge having surface charge density 5x10^-5 C m^-2 What charge should be given to this particle so that if released, it does not fall down?

Can be body have charge of 4 xx 10^(-19) C

An electric dipole consists of two opposite charges each of magnitude 6xx 10^-8 coulomb separated by 6.0 cm. The dipole is placed in an external electric field of 5xx10^-5NC^-1 What maximum torque will the field exert on the dipole?