Home
Class 10
PHYSICS
The circuit diagram in Fig. shows three ...

The circuit diagram in Fig. shows three resistors ` 2 Omega , 4 Omega `and R` Omega ` connected to a battery of e.m.f. 2 V and internal resistance 3 `Omega `. If current of 0.25 A flows through the circuit, find :
the value of R.

Text Solution

Verified by Experts

`2 Omega `
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    ICSE|Exercise EXERCISE-8(C)|22 Videos

  • CURRENT ELECTRICITY

    ICSE|Exercise EXERCISE-8(C) MULTIPLE CHOICE TYPE)|2 Videos

  • CURRENT ELECTRICITY

    ICSE|Exercise EXERCISE-8(B) (MULTIPLE CHOICE TYPE)|3 Videos

  • CALORIMETRY

    ICSE|Exercise EXERCISE-11(B) (NUMERICALS)|15 Videos

  • ELECTRO-MAGNETISM

    ICSE|Exercise EXERCISE-10 (C) NUMERICALS |1 Videos

Similar Questions

Explore conceptually related problems

The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega and R Omega connected to a battery of e.m.f. 2 V and internal resistance 3 Omega . If current of 0.25 A flows through the circuit, find : the p.d. across the R Omega or 2 Omega resistor,

The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega and R Omega connected to a battery of e.m.f. 2 V and internal resistance 3 Omega . If current of 0.25 A flows through the circuit, find : the p.d. across the internal resistance of the cell,

The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega and R Omega connected to a battery of e.m.f. 2 V and internal resistance 3 Omega . If current of 0.25 A flows through the circuit, find : the p.d. across the 4 Omega resistor,

A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Omega . A steady current of 0.5 A flows through the circuit. Calculate : the resistance of the bulb,

Fig. shows two resistors A of 4 Omega and B of 6 Omega joined in series to a battery of e.m.f. 12 V and internal resistance 2 Omega . Calculate : the current in circuit,

A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Omega . A steady current of 0.5 A flows through the circuit. Calculate : the total energy supplied by the battery in 10 minutes,

A bulb is connected to a battery of p.d. 4 V and internal resistance 2.5 Omega . A steady current of 0.5 A flows through the circuit. Calculate : the energy dissipated in the bulb in 10 minutes.

Fig. shows two resistors A of 4 Omega and B of 6 Omega joined in series to a battery of e.m.f. 12 V and internal resistance 2 Omega . Calculate : the p.d. across the resistor B,

Fig. shows two resistors A of 4 Omega and B of 6 Omega joined in series to a battery of e.m.f. 12 V and internal resistance 2 Omega . Calculate : the terminal voltage of the battery,

The wire of potentiometer has resistance 4 Omega and length 1m. It is connected to a cell of e.m.f. 2V and internal resistance 1 Omega . The current flowing through the potentiometer wire is

ICSE-CURRENT ELECTRICITY-EXERCISE-8(B) (NUMERICALS )
  1. A particular resistance wire has a resistance of 3.0 ohm per metre. Fi...

    Text Solution

    |

  2. A particular resistance wire has a resistance of 3.0 ohm per metre. Fi...

    Text Solution

    |

  3. A particular resistance wire has a resistance of 3.0 ohm per metre. Fi...

    Text Solution

    |

  4. A cell supplies a current of 1.2 A through two resistors each of 2 Ome...

    Text Solution

    |

  5. A cell supplies a current of 1.2 A through two resistors each of 2 Ome...

    Text Solution

    |

  6. A battery of e.m.f. 15 V and internal resistance 3 Omega is connected...

    Text Solution

    |

  7. A battery of e.m.f. 15 V and internal resistance 3 Omega is connected...

    Text Solution

    |

  8. A battery of e.m.f. 15 V and internal resistance 3 Omega is connected...

    Text Solution

    |

  9. A battery of e.m.f. 15 V and internal resistance 3 Omega is connected...

    Text Solution

    |

  10. The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega ...

    Text Solution

    |

  11. The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega ...

    Text Solution

    |

  12. The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega ...

    Text Solution

    |

  13. The circuit diagram in Fig. shows three resistors 2 Omega , 4 Omega ...

    Text Solution

    |

  14. Three resistors of 6.0 Omega ,2.0 Omega and 4.0 Omega are joined ...

    Text Solution

    |

  15. Three resistors of 6.0 Omega ,2.0 Omega and 4.0 Omega are joined ...

    Text Solution

    |

  16. The diagram below in Fig. shows the arrangement of five different res...

    Text Solution

    |

  17. The diagram below in Fig. shows the arrangement of five different res...

    Text Solution

    |

  18. A cell of e.m.f. 2V and internal resistance 1.2.Omega is connected wit...

    Text Solution

    |

  19. A cell of e.m.f. 2V and internal resistance 1.2.Omega is connected wit...

    Text Solution

    |

  20. A cell of e.m.f. 2 V and internal resistance 1.2 Omega is connected t...

    Text Solution

    |