Home
Class 12
PHYSICS
In an electric filed a unit positive cha...

In an electric filed a unit positive charge is displaced from one point to another point along a straingt line of length 2cm and the work done is 2mJ. If it is displaced along a parabilic path between the same points of length 5 cm, What will be the work done?

Promotional Banner

Topper's Solved these Questions

  • ELECTOSTATIC POTENTIAL AND CAPACITANCE

    R G PUBLICATION|Exercise EXERCISE|92 Videos

  • ELECTROMAGNETIC INDUCTION

    R G PUBLICATION|Exercise EXERCISE|84 Videos

Similar Questions

Explore conceptually related problems

A positive charge Q is located at a point. What is the work done if a unit positive charge is carried once, completely round the charge along a circle of radius r about this point ?

Show that the work done by an external force in bringing a unit positive charge from infinity to a point is equal to electrostatic potential (V) at that point.

The work done in moving a charge 2xx10^(-9) C from a point of potential -2kV to another point P is 5xx10^(-5)J . Find the potential at point P.

A particle moving along a straight line is at a distance S from a point O on the line in time t, where S = t^3-6t^2+8t+5 Find the velocity when the acceleration is 12 cm//sec^2

Construct a tangent to a circle of radius 1.8 cm from a point on the concentric circle of radius 2.8 cm and measure its length. Also verify the measurement by actual calculation.

R G PUBLICATION-ELECTRIC CHARGES AND FIELDS-EXERCISE
  1. What is qunatisation of chage?

    Text Solution

    |

  2. What is the SI unit of permittivity?

    Text Solution

    |

  3. In an electric filed a unit positive charge is displaced from one poin...

    Text Solution

    |

  4. The product of permeability of free space and permittivity is -

    Text Solution

    |

  5. Which experiment established the fact that electric charge is quanctiz...

    Text Solution

    |

  6. Using Gauss's theorem find the filed due to a charged thin spherical s...

    Text Solution

    |

  7. Find an expression for electric filed at any position on an axial line...

    Text Solution

    |

  8. What is an electric dipole? Find an expression for the torque acting ...

    Text Solution

    |

  9. If electric field E = 0 in a region do you think potential at the regi...

    Text Solution

    |

  10. State Coulomb's law of electrostatics. Express it in vector form.

    Text Solution

    |

  11. Apply Gauss's theorem to calculate electric field due to an infinite p...

    Text Solution

    |

  12. If bar E = (3 hati +6 hat j+4 hat k)N/C,calculate the elctric flux thr...

    Text Solution

    |

  13. Calculate the magnitute of electrostatic force between a proton and an...

    Text Solution

    |

  14. State two basic properties of electric charges.

    Text Solution

    |

  15. Three electric point charges q0,q1 and q2 are at distances vect r0,vec...

    Text Solution

    |

  16. The volume charge density within a volume is rho(r ). What is the forc...

    Text Solution

    |

  17. Give the statement of Coulomb's law for the force between two point ch...

    Text Solution

    |

  18. Two point charges 0.01muC and -0.01muC are place 10 cm apart in vacuum...

    Text Solution

    |

  19. Apply Gauss's law to derive the expression for electric field intensit...

    Text Solution

    |

  20. Find an expression for electric filed at any position on an axial line...

    Text Solution

    |