Electrostatics

Related Questions

• Electric charges of \[1\mu C,\, - 1\mu C\] and \[2\mu C\] are placed in air at the corners A, B and C respectively of an equilateral triangle ABC having length of each side 10 cm. The resultant force on the charge at C is

  ---

• If a charged spherical conductor of radius $10\,cm$ has potential $V$ at a point distant $5\,cm$ from its centre, then the potential at a point distant $15\,cm$ from the centre will be

  ---

• The electric intensity due to a dipole of length 10 cm and having a charge of $500\mu C$, at a point on the axis at a distance 20 cm from one of the charges in air, is

  ---

• Two equal charges $q$ are placed at a distance of $2a$ and a third charge $- 2q$ is placed at the midpoint. The potential energy of the system is

  ---

• With the rise in temperature, the dielectric constant \[K\]of a liquid

  ---