Home
Class 12
PHYSICS
VA - VB = ? ....

`V_A - V_B = ?`
.

A

16.8 V

B

2.1 V

C

8.4 V

D

4.2 V

Text Solution

Verified by Experts

The correct Answer is:
C

`i= (12-6)/(3 + 2) = 1.2 A`
`V_A - V_B =12 - ixx 3 = 12 - 1.2 xx 3 = 8.4 V`.
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    CP SINGH|Exercise Exercise|137 Videos
  • CAPACITANCE

    CP SINGH|Exercise Exercise|74 Videos
  • ELECTROMAGNETIC INDUCTION

    CP SINGH|Exercise EXERCISES|141 Videos

Similar Questions

Explore conceptually related problems

A charge q = + 1 muC is held at 0 between two points A and B such that AO = 2m and BO = 1m Calculate the value of potential differences (V_(A) - V_(B)) . What will be the value of potential differences (V_(A) - V_(B)) if position of B is charged as shown in Fig ?

The circuit consists of resistors and ideal cells. I_(1) and I_(2) are current through branches indicated in the figure, V_(A) and V_(B) is the potential at points A and B on the circuit The value of V_(A) - V_(B) in volts is:

When an electron moves from A to B along and electric field line as shown in Fig. the electric field does 3.94xx10^(-19)J of work on it. What are the electric potential differences (V_(B) - V_(A)) , (V_(C) - V_(A)) , (V_(C) - V_(B)) ?

In the uniform electric field shown in figure, find : a. V_A-V_D b. V_A-V_C c. V_B-V_D d. V_C-V_D

Find the equivalent resistance of the network shown in the figure between the points A and B if (i) V_(A) gt V_(B) (ii) V_(A) lt V_(B)

The equation of state for real gas is given by ((p + (a)/(V^(2))(V - b) = RT . The dimension of the constant a is ………………. .

A, B, C, D, P, and Q are points in a uniform electric field. The potentials at these points are V(A) = 2 V. V(P) = V( B) = V(D) = 5 V , and V(C) = 8 V . Find the electric field at P. .

CP SINGH-CURRENT ELECTRICITY-Exercise
  1. (i) i= 0.25 A (ii) VA - VB = 3.5 V (iii) VA - VC = 2.25 V Equiva...

    Text Solution

    |

  2. VA - VB = ? .

    Text Solution

    |

  3. VA - VB = ? .

    Text Solution

    |

  4. In the network shown in fig. , points A, B, and C are at potentials of...

    Text Solution

    |

  5. VA - VB will be .

    Text Solution

    |

  6. . (i) i= 2 A (ii) i1 = (10)/(3) A (iii) i2 = - (4)/(3) A.

    Text Solution

    |

  7. In the circuit, the galvanometer G shows zero deflection. If the batte...

    Text Solution

    |

  8. In the given circuit currents I1 and I2 are .

    Text Solution

    |

  9. The potential difference between A and B is .

    Text Solution

    |

  10. In the given circuit (Choose the incorrect option).

    Text Solution

    |

  11. When some potential differece is maintained between A and B, current I...

    Text Solution

    |

  12. Two cells of unequal emfs epsilon1 and epsilon2, and internal resistan...

    Text Solution

    |

  13. An accumulator battery (storage cell) B of emf epsilon and internal re...

    Text Solution

    |

  14. In the circuit shown in the figure, if potentail at point A is taken t...

    Text Solution

    |

  15. See the electrical circuit shown in this figure. Which of the followin...

    Text Solution

    |

  16. Two resistance R(1) and R(2) are joined as shown in figure to two batt...

    Text Solution

    |

  17. Find out the value of current through 2Omega resistance for the given ...

    Text Solution

    |

  18. A battery is charged at a potential of 15 V for 8 hours when the curre...

    Text Solution

    |

  19. The resistance of the coil of an emmeter is R. The shunt required to i...

    Text Solution

    |

  20. A milliammeter of range of 10 mA gives full-scale deflection for a cur...

    Text Solution

    |