Electrostatics

Related Questions

• The ratio of electrostatic and gravitational forces acting between electron and proton separated by a distance \[5 \times {10^{ - 11}}m,\] will be (Charge on electron = $1.6 \times 10^{–19} C$, mass of electron = $9.1 \times 10^{–31}$ kg, mass of proton = \[1.6 \times {10^{ - 27}}kg,\] \[\,G = 6.7 \times {10^{ - 11}}\,N{m^2}/k{g^2})\]

  ---

• A particle of mass $m$ and charge $q$ is placed at rest in a uniform electric field $E$ and then released. The kinetic energy attained by the particle after moving a distance $y$ is

  ---

• The law, governing the force between electric charges is known as

  ---

• The electric field due to a dipole at a distance$r$ on its axis is

  ---

• A charge \[{q_1}\] exerts some force on a second charge \[{q_2}\]. If third charge \[{q_3}\] is brought near, the force of \[{q_1}\] exerted on \[{q_2}\]

  ---