Home
Class 12
PHYSICS
The coefficient of linear expansion of a...

The coefficient of linear expansion of an in homogeneous rod change linearly from `alpha_(1)` to `alpha_(2)` from one end to the other end of the rod. The effective coefficient of linear expansion of rod is

A

`alpha_(1)+alpha_(2)`

B

`(alpha_(1)+alpha_(2))/(2)`

C

`sqrt(alpha_(1)alpha_(2))`

D

`alpha_(1)-alpha_(2)`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • Kinetic Theory of Gases and Gas Laws

    PHYSICS GALAXY - ASHISH ARORA|Exercise Numerical MCQs Single Options Correct|28 Videos

  • Kinetic Theory of Gases and Gas Laws

    PHYSICS GALAXY - ASHISH ARORA|Exercise Advance MCQs with One or More Options Correct|15 Videos

  • Kinetic Theory of Gases and Gas Laws

    PHYSICS GALAXY - ASHISH ARORA|Exercise Discussion Question|18 Videos

  • HEAT TRANSFER

    PHYSICS GALAXY - ASHISH ARORA|Exercise Unsolved Numerical Problems for Preparation of NSEP,INPhO&IPhO|66 Videos

  • MAGNETIC EFFECTS OF CURRENT AND MAGNETISM

    PHYSICS GALAXY - ASHISH ARORA|Exercise U.N.P|79 Videos

Similar Questions

Explore conceptually related problems

Two rods of lengths L_(1) and L_(2) are welded together to make a composite rod of length (L_(1)+L_(2)) . If the coefficient of linear expansion of the materials of the rod are alpha_(1) and alpha_(2) respectively. The effective coefficient of linear expansion of the composite rod is

In an anisotropic medium the coefficients of linear expansion of a solid are alpha_(1) , alpha_(2) , and alpha_(3) . In three mutually perpendicualr directions. Tjhe coefficient of volume expansion for the solid is

Two metal rods of lengths L_(1) and L_(2) and coefficients of linear expansion alpha_(1) and alpha_(2) respectively are welded together to make a composite rod of length (L_(1)+L_(2)) at 0^(@)C. Find the effective coefficient of linear expansion of the composite rod.

The coefficient of linear expansion varies linearly from alpha_(1) and alpha_(2) in a rod of length l . Find the increase in length when its temperature is increased by DeltaT .

The coefficient of linear expansion of a metal rod does not depend uponthe original length of the rod

The coefficient of linear expansion of P and Q are alpha_(1) and alpha_(2) respectively. If the coefficient of cubical expansion 'Q' is three times the coefficient of superficial expansion of P, them which of the following is true ?

Two different wirese having lengths L_(1) and L_(2) and respective temperature coefficient of linear expansion alpha_(1) and alpha_(2) are joined end - to - end . Then the effective temperature coeficient of linear expansion is :

The ratio of coefficients of apparent expansions of the same liquid in two different vessels is 1:2 . If alpha_(1) and alpha_(2) are the coefficient of linear expansions then coefficient of real expansion of the liquid is

PHYSICS GALAXY - ASHISH ARORA-Kinetic Theory of Gases and Gas Laws-Conceptual MCQs Single Option Correct
  1. When an ideal gas is compressed isothermally then its pressure increas...

    Text Solution

    |

  2. Three closed vessels A, B and C are at the same temperature T and cont...

    Text Solution

    |

  3. The pressure p of a gas is plotted against its absolute temperature T ...

    Text Solution

    |

  4. Pressure versus temperature graph of an ideal gas of equal number of m...

    Text Solution

    |

  5. A gas is contained in a metallic cylinder fitted with a piston.The pis...

    Text Solution

    |

  6. The figure shows two paths for the change of state of a gas from A to ...

    Text Solution

    |

  7. A graph is plotted with PV/T on y-axis and mass of the gas along x-axi...

    Text Solution

    |

  8. A volume V of air saturated with water vapour experts a pressure P. Pr...

    Text Solution

    |

  9. Two samples A and B are initially kept in the same state. The sample A...

    Text Solution

    |

  10. A gas has molar heat capacity C=24.9 J mol^(-1)'K^(-1) in the process ...

    Text Solution

    |

  11. A horizontal cylinder has two sections of unequal cross - sections, in...

    Text Solution

    |

  12. Pressure versus temperature graph of an ideal gas are as shown in figu...

    Text Solution

    |

  13. Pressure versus temperature graph of an ideal gas is shown in figure. ...

    Text Solution

    |

  14. The quantity (pV)/(kt) represents

    Text Solution

    |

  15. The equation of state for a real gas such as hydrogen, oxygen, etc. is...

    Text Solution

    |

  16. A stationary vertical cylindrical container of very large height fille...

    Text Solution

    |

  17. The coefficient of linear expansion of an in homogeneous rod change li...

    Text Solution

    |

  18. A gas is expanded form volume V(0) to 2V(0) under three different pro...

    Text Solution

    |

  19. Some of the thermodynamic parameters are state variables while some ar...

    Text Solution

    |

  20. P-T graphs of an ideal gas are as shown in figures-2.42 below. Choose ...

    Text Solution

    |