Home
Class 12
PHYSICS
A wire of resistance R is stretched till...

A wire of resistance R is stretched till its length becomes n times its original length. What will be its new resistance?

Promotional Banner

Topper's Solved these Questions

  • QUESTION PAPER OF NEET 2018

    CHHAYA PUBLICATION|Exercise PART-B (SECTION-I)|9 Videos
  • QUESTION PAPER OF NEET 2018

    CHHAYA PUBLICATION|Exercise PART-B (SECTION-II)|1 Videos
  • QUESTION PAPER OF NEET 2017

    CHHAYA PUBLICATION|Exercise QUESTION PAPERS OF (NEET) (2017)|39 Videos
  • QUESTION PAPER OF WBCHSE 2019

    CHHAYA PUBLICATION|Exercise PART- B (SECTION-II)|4 Videos

Similar Questions

Explore conceptually related problems

A metal write of resistance 6 ohm is stretched so that is length becomes double of its original length. What would be the final resistance?

A wire of resistance 10 Omega is stretched so that its length is thrice its original length. The new resistance is-

A wire of resistivity rho is stretched uniformly so that its length becomes four times. What is its new resistivity? (Assume temperature of the wire remains constant during stretching of the wire).

A wire with a resistances 5 Omega is drawn out so that its new length is three times its original length. Find the resistance of the longer wire. What would be the effect on resistivity?

A wire has resistance 5Omega . If it is stretched to increase the Length by 10% then what will be its final resistance?

A wire of resistance 32 Omega is melted and drawn into a wire of half of its original length.Calculate the resistance of the new wire.What is the percentage change in resistance?

A metallic wire has a definite resistance . IF the wire is stretched in such a way that its length becomes doubled then what will be the resistance of the wire? Consider the volume and the resistivity of the wire remains unchanged.

A uniform metal wire of resistance R is stretched to twice its length. Now this wire is halved, and the two halves are connected in parallel. The equivalent resistance is

CHHAYA PUBLICATION-QUESTION PAPER OF NEET 2018-QUESTIONS
  1. A wire of resistance R is stretched till its length becomes n times it...

    Text Solution

    |

  2. It is found that if a neutron suffers an elastic collinear collision w...

    Text Solution

    |

  3. The mass of a hydrogen molecule is 3.32xx10^(-27)kg. If 10^(23) hydrog...

    Text Solution

    |

  4. Two batteries with emf 12 V and 13 V are connected in parallel across ...

    Text Solution

    |

  5. A particle is moving in a circular path of radius a under the action o...

    Text Solution

    |

  6. Upolarised light of intensity I passes through an ideal polariser A. A...

    Text Solution

    |

  7. An electron from various excited states of hydrogen atom emit radiatio...

    Text Solution

    |

  8. The reading of the ammeter for a silcon diode in the given circuit is

    Text Solution

    |

  9. An electron, a proton and an alpha particle having the same kinetic en...

    Text Solution

    |

  10. A parallel plate capacitor of capacitance 90 pF is connected to a batt...

    Text Solution

    |

  11. For an RLC circuit driven with voltage of amplitude v(m) and frequency...

    Text Solution

    |

  12. A telephonic communication service is working at carrier frequency of ...

    Text Solution

    |

  13. A granite rod of 60 cm length is clamped at its middle point and is se...

    Text Solution

    |

  14. Seven indentical circular planar discs, each of mass M and radius R ar...

    Text Solution

    |

  15. Three concentric metal shells A, B and C of respective radii a, b and...

    Text Solution

    |

  16. In a potentiometer experiment, it is found that no current passes thro...

    Text Solution

    |

  17. The angular width of the central maximum in a single slit diffraction ...

    Text Solution

    |

  18. A silver atom in a solid oscillated in simple harmonic motion is some ...

    Text Solution

    |

  19. From a uniform circular disc of radius R and mass 9M, a small disc of ...

    Text Solution

    |

  20. In a collinear collision, a particle with an initial speed v(0) strike...

    Text Solution

    |

  21. The dipole moment of a circular loop carrying a current I, is m and th...

    Text Solution

    |