Home
Class 12
PHYSICS
Two insulated metal spheres of the same ...

Two insulated metal spheres of the same size are charged with `-15` esu and `+25` esu. The distance between their centres is 10 cm. What is the force acting between the two charges? If the two spheres are made to touch each other and then placed in their previous positions, what will be the force acting between them?

Text Solution

Verified by Experts

The correct Answer is:
3.75 dyn; 0.25 dyn
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC FIELD

    CHHAYA PUBLICATION|Exercise EXERCISE ( HOTS NUMERICAL PROBLEMS )|15 Videos

  • ELECTRIC FIELD

    CHHAYA PUBLICATION|Exercise ENTRACNCE CORNER (ASSERTION-REASON TYPE )|5 Videos

  • ELECTRIC FIELD

    CHHAYA PUBLICATION|Exercise EXERCISE (PROBLEM SET -I)|13 Videos

  • ELECTRIC ENERGY AND POWER

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|7 Videos

  • ELECTRIC POTENTIAL

    CHHAYA PUBLICATION|Exercise CBSE Scanner|13 Videos

Similar Questions

Explore conceptually related problems

The presence of matter alters the net force acting between two charges. Explain.

Two point charges q_1 and q_2 are such that q_1q_2 lt 0 . What is the nature of the force acting between the two charges?

Three positive charge 3 esu, 4 esu and 5 esu are placed at the vertices of an equilateral triangle of side 10 cm. What is the force acting the largest charge?

What is the name of the mutual force acting between any two bodies in the universe ?

The force acting between two point charges in vacuum is 10 N. If the charges are placed in a medium of relative permittivity 5, then the force acting between them will be—

Compare the electrostatic force acting between two charged particles and the gravitational force acting between them.

Two long and straight parallel wires are carrying current 1 A each. If the distance between the two wires be 1 m, what will be force acting per unit length on them?

Force between two charges depends on the presence of the material between them - explain.

How the force acting between two charges will change if the air medium betweeen them is replaced by metalic plate?

What is the name of attractive force which act between two bodies in the universe

CHHAYA PUBLICATION-ELECTRIC FIELD-EXERCISE (PROBLEM SET -II)
  1. The charge of one of two small charged conductors is twice that of the...

    Text Solution

    |

  2. Two point charges +4 esu and +9 esu are placed 10 cm apart. At what po...

    Text Solution

    |

  3. The mass of a metal sphere charged with +20 esu is 2g. Another smaller...

    Text Solution

    |

  4. Three charges are placed in vacuum on a horizontal plane. The magnitud...

    Text Solution

    |

  5. Two insulated metal spheres of the same size are charged with -15 esu ...

    Text Solution

    |

  6. Two sphere M and N, having charge q(1) and q(2) are kept at some dista...

    Text Solution

    |

  7. To keep a water drop of charge 1.0xx10^(-7)muC and mass 10mug in equil...

    Text Solution

    |

  8. A particle of mass 4 g and charge 10 esu is placed in a uniform electr...

    Text Solution

    |

  9. Two points having charges q(1) and q(2) are placed at the coordinates ...

    Text Solution

    |

  10. An electron and a proton both are allowed to fall from rest through an...

    Text Solution

    |

  11. Charge of a circular ring of radius 20 cm is 100muC. Calculate the ele...

    Text Solution

    |

  12. Two charges +q and -q separated by a distance of 3xx10^(-12)m in air f...

    Text Solution

    |

  13. The charge of an electric dipole is 10muC and length 20 mm. It is plac...

    Text Solution

    |

  14. An electric dipole is formed by the two equal and opposite charges, 6n...

    Text Solution

    |

  15. Charges of an electric dipole are 8muC and -8muC. Coordinates of those...

    Text Solution

    |

  16. In a certain place, an electric field of intensity 4hatj+3hatkN.C^(-1)...

    Text Solution

    |

  17. A spherical shell of radius 10 cm has 10muC charge. Calculate the elec...

    Text Solution

    |

  18. A straight wire of length 30 cm has 15muC charge. Calculate the electr...

    Text Solution

    |

  19. Due to the presence of a charge at the centre of a sphere of radius 10...

    Text Solution

    |