JEE Main Physics: Electrostatics Practice Questions

12 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

  1. Q1.
    Two point charges of 2 microcoulombs and 8 microcoulombs are placed 12 cm apart. The location of the neutral point where the electric field is zero is at a dist
    Easy
  2. Q2.
    An electric dipole is placed in a uniform electric field. The net force on the dipole is:
    Easy
  3. Q3.
    The electric potential at a distance r from a point charge q is given by:
    Easy
  4. Q4.
    If the distance between two point charges is doubled, the electrostatic force between them becomes:
    Easy
  5. Q5.
    The SI unit of electric flux is:
    Easy
  6. Q6.
    Two point charges of 4 microcoulombs and -2 microcoulombs are separated by a distance of 1 meter in air. At what distance from the 4 microcoulomb charge on the
    Medium
  7. Q7.
    A hollow metal sphere of radius 10 cm is charged such that the potential on its surface is 80 volts. What is the potential at the center of the sphere?
    Medium
  8. Q8.
    An electric dipole is placed in a uniform electric field of magnitude 200 newtons per coulomb at an angle of 30 degrees with the field. If the dipole moment is
    Medium
  9. Q9.
    Three charges each equal to q are placed at the corners of an equilateral triangle of side a. What is the electric field at the centroid of the triangle?
    Medium
  10. Q10.
    A parallel plate capacitor has plates of area 0.01 square meters separated by a distance of 0.001 meters. If the space between the plates is filled with a diele
    Medium
  11. Q11.
    Hard
  12. Q12.
    A dipole with dipole moment p is placed at a distance r from along charged wire with linear charge density lambda. The force on the dipole is proportional to:
    Hard

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