Home
Class 12
PHYSICS
Calculate the resistance of a hollow cyl...

Calculate the resistance of a hollow cylinder made of copper with inner radius 3 cm and outer radius 3.5 cm and is 12 cm long. (Speciffic resistance of copper is `1.68xx10^(-8) Omega m`)

Text Solution

AI Generated Solution

To calculate the resistance of a hollow cylinder made of copper, we can use the formula for resistance: \[ R = \frac{\rho L}{A} \] where: - \( R \) is the resistance, ...
Promotional Banner

Topper's Solved these Questions

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise CONCEPTUAL QUESTIONS|35 Videos

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise TOUGH AND TRICKY PROBLEMS|23 Videos

  • CURRENT ELECTRICITY

    MODERN PUBLICATION|Exercise Chapter Practice Test|15 Videos

  • ATOMS

    MODERN PUBLICATION|Exercise Chapter Practice Test|16 Videos

  • DUAL NATURE OF RADIATION AND MATTER

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST|15 Videos

Similar Questions

Explore conceptually related problems

The resistivity of copper is approximately 1.67xx10^(-8)Omegam . Calculate the electrical resistance of a hollow tube made of copper of external radius 20 cm and length 20 cm . The thickness of copper is 50 mm .

Find the resistance of a hollow cylindrical conductor of length 1.0 m and inner and outer radii 1.0 mm and 2.0 mm respectively. The resistivity of the material is 2.0xx10^(-8) Omega m.

Calculate the resistance of a hollow cylindrical pipe of inner and outer radius respectively 0.2 m and 0.3 m. The length of the cylinder is 3.14 m and its specific resistance is 2 xx 10^(-8) ohm xx m .

Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the material is 2.0xx10^(-8)(Omega)m .

In house wiring, copper wire 2.05 mm in diameter is often used. Find the resistane of 35.0 m long wire. Specific resistance of copper is 1.72xx10^-8Omega-m .

When the resistance of copper wire is 0.1 Omega and the radius is 1mm, then the length of the wire is (specific resistance of copper is 3.14 xx 10^(-8) ohm xx m )

Calculate the resistance of 1 km long copper wire of radius 1 mm . Resistivity of copper is 1.72 xx 10^-8 Omega m .

The external diameter of a 314 m long copper tube is 1.2 cm and the internal diameter is 1 cm. calculate its resistance if the specific resistance of copper is 2.2xx10^(-8) ohm-metre.

Let the moment of inertia of a hollow cylinder of length 30 cm (inner radius 10 cm and outer radius 20 cm ), about its axis be I. the radius of a thin cylinder of the same about its axis is also I is :

A copper cylindrical tube has inner radius a and outer radius b. The resistivity is p. The resistance of . the cylinder between the two ends is

MODERN PUBLICATION-CURRENT ELECTRICITY-PRACTICE PROBLEMS
  1. An electron revolves aroung a nucleus in a circular orbit of radius 0....

    Text Solution

    |

  2. Calculate the amount of current passing through a wire at t=9 s, if th...

    Text Solution

    |

  3. Calculate the resistance of a hollow cylinder made of copper with inne...

    Text Solution

    |

  4. A conducting wire carrying 1 A of current is connected across a batter...

    Text Solution

    |

  5. Electron density in a copper wire is 8.0 xx10^(22) cm ^(-3). Calculate...

    Text Solution

    |

  6. A condutor of length l is stretched such that its length increases by ...

    Text Solution

    |

  7. A conductor of mass 0.50 kg and density 9xx10^3kg m^(-3) has a resista...

    Text Solution

    |

  8. Calculate the electrical conductivity of 2.15 m long conductor with ar...

    Text Solution

    |

  9. A wire of 15 Omega resistance is gradually stretched to double in orig...

    Text Solution

    |

  10. A conductor has resistance of 5 Omega at 60^@C and 6 Omega at 100 ^@C ...

    Text Solution

    |

  11. A conducting wire has a resistance of 5 Omega "at" 0^@C and 5.6 Omega ...

    Text Solution

    |

  12. A current of 5 A flows through a conductor 25 ^@C, when connected to a...

    Text Solution

    |

  13. Resistance of two wires A and B at 10^@C are 3.8 Omega and 4.0 Omega r...

    Text Solution

    |

  14. A conductor of uniform area of cross section A has a variable resistiv...

    Text Solution

    |

  15. Calculate the resistance and electrical conductivity of a 2m long cop...

    Text Solution

    |

  16. A conductor of resistance 25 Omega of diameter 0.2 mm is connected to ...

    Text Solution

    |

  17. A conductor of resistance R and conductance G is stretched to twice it...

    Text Solution

    |

  18. At room temperature (27.0^@C) the resistance of a heating element is 1...

    Text Solution

    |

  19. A discharge tube is connected to a power supply of 200 V . Calculate t...

    Text Solution

    |

  20. Find the current flowing through a copper wire of length 15 cm ,with a...

    Text Solution

    |