Home
Class 12
PHYSICS
A spherical conductor of radius 12 cm h...

A spherical conductor of radius 12 cm has a charge of `1.6xx10^(-7)C` distributed uniformly on its surface. What is the electric field (a) inside the sphere (b) just outside the sphere (c ) at a point 18 cm from the center of the sphere ?

Text Solution

Verified by Experts

(a) Zero
(b) `10^(5) NC^(-1)`
( c) `4.4 xx 10^(4) NC^(-1)`
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    NCERT TAMIL|Exercise ADDITIONAL EXERCISES|1 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    NCERT TAMIL|Exercise ADDITIONAL EXERCISES|1 Videos

  • ELECTROMAGNETIC WAVES

    NCERT TAMIL|Exercise Evaluation (Numerical problems)|5 Videos

  • ELECTROSTATICS

    NCERT TAMIL|Exercise Exercises|23 Videos

Similar Questions

Explore conceptually related problems

A spherical coductor of radius 12cm has a charge of 1.6 xx 10^(-7)C distributed uniformly on its surface. What is the electric field (a) inside (b) just outside the sphere (c), at a point 18cm from the centre of the sphere ?

A spherical conductor of radius 0.12 m has a charge of 1.6 xx 10^-7C distributed uniformaly on its surface. What is the electric field (i) Inade the sphere (ii) on the sphere (iii) at a point 0.18 m from the centre of the sphere?

A spherical shell made of plastic, contains a charge Q distributed uniformly over its surface. What is the electric field inside the shell? If the shell is hammered to deshape it without altering the charge. Will the field inside be changed? What happend if the shell is made of a metal?

A ring of radius a contains a charge q distributed. uniformly ober its length. Find the electric field at a point. on the axis of the ring at a distance x from the centre.

A 10 cm long rod carries a charge of +50 muC distributed uniformly along its length. Find the magnitude of the electric field at a point 10 cm from both the ends of the rod.

A solid wire of radius 10 cm carries a current of 5.0 A distributed uniformly over its cross section. Find the magnetic field B at a point at a distance (a) 2 cm (b) 10 cm and (c) 20 cm away from the axis.

A Charge of 4 xx 10^(-8) C is distributed uniformaly on the surface of a sphere of radius 1 cm. It is covered by a concentric, hollow conducting sphere of radius 5 cm. (a) Find the electric field at a point 2 cm away from the centre. (b) A charge of 6 xx 10^(-8)C is placed on the hollow sphere. Find the surface charge density on the outer surface of the hollow sphere.

A long, cylindrical tube of inner and outer radii a and b carries a current i distributed uniformly over its cross section. Find the magnitude of the magnetic field at a point (a) just inside the tube (b) just outside the tube.

NCERT TAMIL-ELECTROSTATIC POTENTIAL AND CAPACITANCE -EXERCISES
  1. A regular hexagon of side 10 cm has a charge 5 muC at each of its ver...

    Text Solution

    |

  2. Two charges 2 µC and –2 µC are placed at points A and B 6 cm apart. ...

    Text Solution

    |

  3. A spherical conductor of radius 12 cm has a charge of 1.6xx10^(-7)C ...

    Text Solution

    |

  4. A parallel plate capacitor with air between the plates has a capacit...

    Text Solution

    |

  5. Three capacitors each of capacitance 9 pF are connected in series. (...

    Text Solution

    |

  6. Three capacitors of capacitance 2 pF, 3 pF and 4 pF are connected in...

    Text Solution

    |

  7. In a parallel plate capacitor with air between the plates, each plate...

    Text Solution

    |

  8. Explain what would happen if a 3 mm thick mica sheet of (dielectric ...

    Text Solution

    |

  9. A 12 pF capacitor is connected to a 50 V battery. How much electrost...

    Text Solution

    |

  10. A 600pF capacitor is charged a 200V supply. It is then disconnnected f...

    Text Solution

    |

  11. A cube of side b has a charge q at each of its vertices. Determine the...

    Text Solution

    |

  12. Two tiny spheres carrying charges 1.5 muC and 2.5 muC are located 30 c...

    Text Solution

    |

  13. A spherical conducting shell of inner radius r(1) and outer radius r(2...

    Text Solution

    |

  14. Show that the normal component of electrostatic field has a discontinu...

    Text Solution

    |

  15. A long charged cylinder of linear charge density lambda is surrounde...

    Text Solution

    |

  16. In a hydrogen atom, the electron and proton are bound at a distance of...

    Text Solution

    |

  17. If one of the two electrons of a hydrogen molecule is removed, we get ...

    Text Solution

    |

  18. Two charged conducting spheres of radii a and b are connected to eac...

    Text Solution

    |

  19. Two charges -q and +q are located at points (0, 0, –a) and (0, 0, a), ...

    Text Solution

    |

  20. Figure shows a charge array known as an electric quadrupole. For a poi...

    Text Solution

    |