Home
Class 12
PHYSICS
V-i graph for a metal wire at temperatur...

`V-i` graph for a metal wire at temperature is as shown in figure

A

`T_(1)=T_(2)`

B

`T_(1) lt T_(2)`

C

`T_(1) gt T_(2)`

D

No relation

Text Solution

Verified by Experts

The correct Answer is:
B
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. Two wires of the same material and having lengths in the ratio of 2:3 ...

    Text Solution

    |

  2. You are given several identical resistors each of value 5Omega and eac...

    Text Solution

    |

  3. V-i graph for a metal wire at temperature is as shown in figure

    Text Solution

    |

  4. A copper wire of cross-sectional area 3.4 mm and length of the wire 40...

    Text Solution

    |

  5. Two different wires have specific resistivity, Tengths, area of cross-...

    Text Solution

    |

  6. Two wires made of same material have their length are in the ratio 1:2...

    Text Solution

    |

  7. Four wires made of same material have different lengths and radii, the...

    Text Solution

    |

  8. A copper wire of cross sectional area 0.01 mm^(2)? is used to prepare ...

    Text Solution

    |

  9. If a copper wire is stretched to increase its length by 0.1%. Then per...

    Text Solution

    |

  10. A wire of resistance 18 ohm is drawn until its radius reduces 1//2^(th...

    Text Solution

    |

  11. If an iron wire is drawn to decrease its radius by 0.5 %. Then percent...

    Text Solution

    |

  12. A conducting liquid is filled in a vessel of area of cross section A u...

    Text Solution

    |

  13. A network of resistore is connected to a 16 V battery with internal re...

    Text Solution

    |

  14. A wire of resistance 'R' is cut into four equal parts and they are bun...

    Text Solution

    |

  15. A wire of resistance 18 ohm is bent to form an equilateral triangle. T...

    Text Solution

    |

  16. Four conductors of resistance 16Omega each are connected to form a squ...

    Text Solution

    |

  17. A piece of wire of resistance 4Omega is bent through 180^(@) at its mi...

    Text Solution

    |

  18. When two resistances are connected in parallel then the equivalent res...

    Text Solution

    |

  19. A technician has only two resistance coils. By using them singly in se...

    Text Solution

    |

  20. If three wires of equal resistance are given then number of combinatio...

    Text Solution

    |