2. Questions Bank
  3. 12th Class
  4. Physics
  5. Electrostatics & Capacitance

12th Class Physics Electrostatics & Capacitance Question Bank MCQ - Electrostatic Potential and Capacitance

  • question_answer
    A dipole is placed in a uniform electric field. Its potential energy will be minimum when the angle between its axis and field is:

    A) zero   

    B)               \[\pi \]

    C) \[\frac{\pi }{2}\]                        

    D) \[2\pi \]

    Correct Answer: A

    Solution :

    (a) zero Potential energy of electric dipole  \[=-pE\,\cos \theta \] Potential energy is minimum, when \[\theta =0\]


You need to login to perform this action.
You will be redirected in 3 sec spinner