Home
Class 12
PHYSICS
Five rods of same dimensions are arrange...

Five rods of same dimensions are arranged as shown in the figure. They have thermal conductivities `K _(1) , K_(2) , K _(3) , K_( 4)` and `K_( 5)` . When points A and B are maintained at different temperatures, no heat flows through the central rod if

A

`k_(1)=k_(4) " and " k_(2)=k_(3)`

B

`k_(1)//k_(4)=k_(2)//k_(3)`

C

`k_(1)k_(4)=k_(2)k_(3)`

D

`k_(1)k_(2)=k_(3)k_(4)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • EXPERIMENTAL PHYSICS

    D MUKHERJEE|Exercise chose the correct|4 Videos

  • IIT QUESTIONS 1

    D MUKHERJEE|Exercise Matrix-Matching Type|1 Videos

Similar Questions

Explore conceptually related problems

Five rods of same dimensions are arrranged as shown in the figure. They have thermal conductivities K_(1), K_(2), K_(3), K_(4) and K_(5) . When points A and B are maintained at different themperature, no heat flows through the central rod if

Five rods of same dimensions are arranged as shown in the figure. They have thermal conductivities k_(1),k_(2),k_(3) and k_(5) . When points A and C are maintained at different temperature, no heat flows through the central rod if

Three rods of same dimensions are arranged as shown in Fig. They have thermal conductivities K_1 , K_2 and K_3 . The points P and Q are maintained at different temeperature for the heat to flow at the same rate along PRQ and PQ. Whi of the following options correct?

Three rods of same dimension are joined in series having thermal conductivity k_1 , k_2 and k_3 . The equivalent thermal conductivity is

Rate of heat flow through two conducting rods of identiclal dimensions having thermal conductivities K_(1) and K_(2) and Q_(1) and Q_(2) when their ends are maintained at the same difference of temperature individually. When the two rods are joined in series with their ends maintained at the same temperature difference (as shown in the figure), the rate of heat flow will be

Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are K_(1) and K_(2) . The thermal conductivity of the composite rod will be

Two rods A and B of different materials are welded together as shown in figure. Their thermal conductivities are K_(1) and K_(2) . The thermal conductivity of the composite rod will be

Steady state temperature are shown in the diagram. Find ratio of thermal conductivity k_1/k_2 if length of all rods are same

Two bar of identical dimensions are kept as shown in figure. If K_1 and K_2 are their coefficients of thermal conductivities, then equivalent K

D MUKHERJEE-HEAT AND THERMODYNAMICS-All Questions
  1. A system undergoes a cyclic process in which it absorbs Q(1) heat and ...

    Text Solution

    |

  2. Heat is supplied to a certain homogeneous sample of matter, at a unifo...

    Text Solution

    |

  3. Three rods of the same dimension have thermal conductivities 3K, 2K an...

    Text Solution

    |

  4. Five rods of same dimensions are arranged as shown in the figure. They...

    Text Solution

    |

  5. Three rods A,B and C have the same dimensions Their conductivities are...

    Text Solution

    |

  6. Three rods A,B and C have the same dimensions Their conductivities are...

    Text Solution

    |

  7. One end of a uniform rod of length 10m is placed in boiling water whil...

    Text Solution

    |

  8. A and B are two points on uniform metal ring whose centre is O The ang...

    Text Solution

    |

  9. In a 10 m deep lake, the bottom is at a constant temperature of 4^(@)C...

    Text Solution

    |

  10. A point source of heat of power P is placed at the centre of a spheric...

    Text Solution

    |

  11. A spherical black body of radius r radiates power P, and its rate of c...

    Text Solution

    |

  12. The temperature of an spherical isolated black body falls from T(1) an...

    Text Solution

    |

  13. A planet is at an average distance d from the sun and its average surf...

    Text Solution

    |

  14. The solar constant for a planet is S. The surface temperature of the ...

    Text Solution

    |

  15. The power radiated by a black body is P, and it radiates maximum energ...

    Text Solution

    |

  16. Two bodies A and B have thermal emissivities of 0.01 and 0.81 respecti...

    Text Solution

    |

  17. A black body is at a temperature of 2880 K. The energy of radiation em...

    Text Solution

    |

  18. A body with an initial temperature theta(1) is allowed to cool in a su...

    Text Solution

    |

  19. A system S receives heat continuously from an electric heater of power...

    Text Solution

    |

  20. A body cools in a surrounding which is at constant temperature of thet...

    Text Solution

    |