Home
Class 12
PHYSICS
Two point charges +10^(-7) C and -10^(-7...

Two point charges `+10^(-7) C` and `-10^(-7)C` are placed at A and B 20 cm apart as shown in the figure. Calculate the electric field at C, 20 cm apart from both A and B.

A

`1.5 xx 10^(-5) NC^(-1)`

B

`2.2 xx 10^(4) NC^(-1)`

C

`3.5 xx 10^(6) NC^(-1)`

D

`3.0 xx 10^(5) NC^(-1)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Assertion and Reason|15 Videos

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Match the columns|5 Videos

  • ELECTROSTATICS

    DC PANDEY ENGLISH|Exercise Check point 1.5|20 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY ENGLISH|Exercise (C) Chapter exercises|50 Videos

  • GRAVITATION

    DC PANDEY ENGLISH|Exercise All Questions|135 Videos

Similar Questions

Explore conceptually related problems

Two particles A and B, having opposite charges 2.0xx 10^(-6) and -2.0 xx10^(-6) C , are placed at a separaton of 1.0 cm.(a) write down the electric dipole moment (b) Calculate the electric field at a point on the axis of the dipole 1.0 m away from the centre. (c ) Calculate the electric field at a point on the perpendicular bisector of the dipole and 1.0 m away from the centre.

Two point charges q_(1) and q_(2) , of magnitude +10^(–8) C and –10^(–8)C , respectively, are placed 0.1 m apart. Calculate the electric fields at points A, B and C shown in Fig. 1.14.

Two point charges 2 mu C and 8 mu C areplaced 12 cm apart. Find the position of the point where the electric field intensity will be zero.

Two point charges q_(A)= 3mu C and q_(B) = - 3muC are located 20cm apart in vacuum. What is the electric field at the mid point of the line joining the two charges.

Two point charges q_(A) = 3 mu C and q_(B) = -3 muC are located 20 cm apart in vaccum (a) what is the electric field at the mid point O of the line AB joining the two charges ? (b) If a negative test charge of magnitude 1.5xx10^(-9) C is placed at the point, what is the force experienced by the test charge ?

Two charges 10 muC and - 10 muC are placed at points A. and B separated by a distance of 10 cm. Find the electric. field at a point P on the perpendicular bisector of AB at. a distance of 12 cm from its middle point.

Two point charges of +16 muC and -9 mu C are placed 8 cm apart in air. Determine the position of the point at which the resultant electric field is zero.

Two charges 3xx10^(-8) C and -2xx10^(-8)C are located 15 cm apart. At what point on the line joining the two charges is the electric potential zero ? Take the potential at infinity to be zero.

Two charges 4q and q are placed 30 cm. apart. At what point the value of electric field will be zero

Two charges 5xx10^(-8)C and -3xx10^(-8)C are located 16 cm apart. At what points on the line joining the two charges is the electric potential zero ? Take the potential at infinity to be zero.

DC PANDEY ENGLISH-ELECTROSTATICS-Taking it together
  1. The electric field at a point due to an electric dipole, on an axis in...

    Text Solution

    |

  2. If 10^(10) electrons are acquired by a body every second, the time req...

    Text Solution

    |

  3. ABC is an equilateral triangle. Charges -2q are placed at each corner....

    Text Solution

    |

  4. Two equally charged, indentical metal spheres A and B repel each other...

    Text Solution

    |

  5. Two point charges +10^(-7) C and -10^(-7)C are placed at A and B 20 cm...

    Text Solution

    |

  6. Infinite charges of magnitude q each are lying at x= 1,2,4,8….meter on...

    Text Solution

    |

  7. Two copper balls, each weighing 10 g are kept in air 10 cm apart. If o...

    Text Solution

    |

  8. A wooden block performs SHM on a frictionless surface with frequency, ...

    Text Solution

    |

  9. A thin conducting ring of radius R is given a charge +Q, Fig. The ele...

    Text Solution

    |

  10. Four point +ve charges of same magnitude(Q) are placed at four corners...

    Text Solution

    |

  11. A hollow cylinder has a charge qC within it. If phi is the electric fl...

    Text Solution

    |

  12. The adjacent diagram shows a charge +Q held on an insulating support S...

    Text Solution

    |

  13. An infinitely long thin straight wire has uniform linear charge densit...

    Text Solution

    |

  14. Two concentric conducting thin spherical shells A andB having radii rA...

    Text Solution

    |

  15. Two identical charged spheres suspended from a common point by two mas...

    Text Solution

    |

  16. An electron is released from the bottom plate A as shown in the figure...

    Text Solution

    |

  17. Charge q is uniformly distributed over a thin half ring of radius R. T...

    Text Solution

    |

  18. In the given figure two tiny conducting balls of identical mass m and ...

    Text Solution

    |

  19. Two small spheres of masses M(1)and M(2) are suspended by weightless i...

    Text Solution

    |

  20. At which distance along the centre axis of a uniformaly charged plasti...

    Text Solution

    |