Home
Class 12
PHYSICS
For ensuring dissipation of same energy ...

For ensuring dissipation of same energy in all three resistors `(R_(1), R_(2), R_(3))` connected as shown in figure, their values must be related as

A

`R_(1)=R_(2)=R_(3)`

B

`R_(2)=R_(3) and R_(1)=2R_(2)`

C

`R_(2)=R_(3) and R_(1)=((1)/(4))R_(2)`

D

`R_(1)=R_(2)+R_(3)`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - III|73 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise EXERCISE - IB|44 Videos
  • CURRENT ELECTRICITY

    AAKASH SERIES|Exercise PROBLEMS (LEVEL-II)|26 Videos
  • DUAL NATURE OF RADIATION AND MATTER

    AAKASH SERIES|Exercise PRACTICE EXERCISEX|44 Videos
AAKASH SERIES-CURRENT ELECTRICITY-EXERCISE - II
  1. What is the ratio of heat generated in R and 2R

    Text Solution

    |

  2. A 5^(0)C rise in the temperature is observed in a conductor by passing...

    Text Solution

    |

  3. For ensuring dissipation of same energy in all three resistors (R(1), ...

    Text Solution

    |

  4. The intemal resistance of a 2.1 V cell which gives a current of 0.2 A ...

    Text Solution

    |

  5. The emf of a daniel cell is 1.08V. When the terminals of the cell are ...

    Text Solution

    |

  6. A primary cell has an e.m.f, of 1.5 V, when short circuited it gives a...

    Text Solution

    |

  7. If the external resistance is equal to the internal resistance of a ce...

    Text Solution

    |

  8. Four cells each of emf 2V and internal resistance 1 ohm are connected ...

    Text Solution

    |

  9. A student is asked to connected four cells of e.m.f of 1 V and interna...

    Text Solution

    |

  10. 12 cells of each e.m.f 2V are connected in series among them, if 3 cel...

    Text Solution

    |

  11. Two cells of emf 1.25V, 0.75V and each of internal resistance 1 ohms a...

    Text Solution

    |

  12. If the identical cells each having an emf of 20 V are connected in Par...

    Text Solution

    |

  13. When a battery connected across a resistor of 16Omega , the voltage ac...

    Text Solution

    |

  14. The cells of emf's E(1) and E(2) be connector in parallel in a circuit...

    Text Solution

    |

  15. A storage battery of emf 0.8 V and internal resistance 0.5 Omega is be...

    Text Solution

    |

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

    Text Solution

    |

  17. The value of current I, in the figure shown will be

    Text Solution

    |

  18. Find E for the given loop

    Text Solution

    |

  19. The potential difference between points A and B is

    Text Solution

    |

  20. The electric current 'i' in the given circuit is

    Text Solution

    |