Home
Class 12
PHYSICS
The temperature co-effcient of resistanc...

The temperature co-effcient of resistance of a wire is `0.00125^(@)C.` At 500 K, its resistance is `1Omega.` The resistance of the wire will be `2Omega` at

A

1154 K

B

1100 K

C

1400 K

D

1300K

Text Solution

Verified by Experts

The correct Answer is:
D

`
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The temperature coefficient of resistance of a wire is 0.00125 per ^@C . At 300K, its resistance is 1 ohm. This resistance of the wire will be 2 ohm at.

Temperature coefficient of resistance of a wire at 0^(@)C is 0.00125^(@)C^(-1) . At 25^(@)C its resistance is 1 Omega . The resitance of the wire will be 1.2 Omega at

The temperature co-efficient of resistance of a wire at 0^(@)C is 0.00125^(@)C^(-1) . At 25^(@)C its resistance is one ohm. The resistance of the wire will ne 1.2 ohm at .

The temperature coefficient of a resistance wire is 0.00 12^(@)C^(-1) . At 300 K, its resistance is 1 Omega . At what temperature the resistance of the wire will be 2 Omega ?

The temperature coefficient of resistance for a wire is 0.00125^(@)C^(-1) . At 300 K its resistance is 1Omega . The temperature at which the resistance becomes 2Omega is

The temperature coefficient of resistance of a wire is 0.00145^(@)C^(-1) . At 100^(@)C its resistance is 2Omega . At what temperature the resistance of the wire be 3Omega ?

The temperature cofficient of resistance of a conductor is 0.002//""^@C . " At " 250^@C , resistance of conductor is 4Omega , its resistance will be 6Omega at temperature about

CAREER POINT-UNIT TEST 7-PHYSICS
  1. Find equivalent capacitance between A & B

    Text Solution

    |

  2. The potential at point A in the circuit is - (N point is grounded. Gro...

    Text Solution

    |

  3. Equivalent dielectric constant of given arrangement is

    Text Solution

    |

  4. A parallel plate capacitor having capacitance C Farad is connected wit...

    Text Solution

    |

  5. A dielectric slab of area A and thickness d is inderted between then p...

    Text Solution

    |

  6. n identical cells, each of emf epsilon and internal resistance r, are ...

    Text Solution

    |

  7. The three light bulbs in the circuit below are identical, and the batt...

    Text Solution

    |

  8. Twelve wires each of resistance 6Omega are connected to from a cube as...

    Text Solution

    |

  9. The reading of ammeter in the adjoining diagram will be

    Text Solution

    |

  10. If a given volume of water in a 220 V heater is boiled in 5 min, then...

    Text Solution

    |

  11. The temperature co-effcient of resistance of a wire is 0.00125^(@)C. A...

    Text Solution

    |

  12. In figure, the e.m.f. of the cell is 120V and internal resistance is n...

    Text Solution

    |

  13. The charge flowing through a resistance R varies with time t as Q = at...

    Text Solution

    |

  14. The V-I graph is given for two conductors of same area and length. If...

    Text Solution

    |

  15. The potential of C is :

    Text Solution

    |

  16. If a copper wire is stretched so that its length increases by 20% then...

    Text Solution

    |

  17. For the part of the circuit gives in figure, find the current followin...

    Text Solution

    |

  18. Twelve cells each having the same e.m.f are connected in series and...

    Text Solution

    |

  19. The current density varies radical distance r as J=ar^(2), in a cylind...

    Text Solution

    |

  20. The current (I) and voltage (V) graphs for a given metallic wire at tw...

    Text Solution

    |