Home
Class 12
PHYSICS
Two straight metallic strips each of thi...

Two straight metallic strips each of thickness t and length l are rivetted together. Their coefficients of linear expansions are` alpha_(1) "and" alpha_(2) `. If they are heated through temperature `DeltaT`, the bimetallic strip will bend to form an arc of radius

A

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

B

`t/((alpha_(2)-alpha_(1))Deltat`

C

`t(alpha_(1)+alpha_(2))Delta t`

D

`t(alpha_(2)-alpha_(1))Delta t`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HEAT AND TEMPERATURE

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE) (LEVEL-I) (ASSERTION AND REASON)|2 Videos
  • HEAT AND TEMPERATURE

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (OBJECTIVE) (LEVEL II)|20 Videos
  • HEAT AND TEMPERATURE

    FIITJEE|Exercise ASSIGNMENT PROBLEMS (SUBJECTIVE) (LEVEL II AND III)|15 Videos
  • GRAVITATION

    FIITJEE|Exercise Numerical based Question|2 Videos
  • KINEMATICS

    FIITJEE|Exercise NUMERICAL BASED QUESTIONS DECIMAL TYPE|5 Videos

Similar Questions

Explore conceptually related problems

A bimetallic is made of two strips A and B having coefficients of linear expansion alpha_(4) and alpha_(B) . If alpha_(A) lt alpha_(B) , then on heating, the strip will

A bimetallic strip is formed out of two identical strips one of copper and the other of brass. The co-efficients of linear expansion of the two metals are alpha_(C) and alpha_(B) . On heating, the the strip bends to form an are of radius of curvature R . Then R is

A bimetalic strip is made of two strips A and B, having co-efficeint of linear expansion as alpha_(A) and alpha_(B) . If alpha_(A) gt alpha_(B) which of the following describes the behavior fo the metallic strip when heated?

The coefficient of linear expansion of a rod is alpha and its length is L. The increase in temperature required to increase its legnth by 1% is

A metal rod having coefficient of linear expansion (alpha) and Young's modulus (Y) is heated to raise the temperature by Delta theta . The stress exerted by the rod

A metal rof having coefficient of linear expansion alpha and Young's modulus Y is heated to raise its temperature by Delta theta . The stress exerted by the rod is

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 .

Two rods of length l_(1) and l_(2) are made of material whose coefficient of linear expansion are alpha_(1) and alpha_(2) , respectively. The difference between their lengths will be independent of temperatiure if l_(1)//l_(2) is to

FIITJEE-HEAT AND TEMPERATURE-ASSIGNMENT PROBLEMS (OBJECTIVE) (LEVEL-I)
  1. A liquid with coefficient of real volume expansion (gamma) is filled i...

    Text Solution

    |

  2. At room temperature (27^(@)C) the 'rms' speed of the molecules of a ce...

    Text Solution

    |

  3. Two moles of a monatomic gas is mixed with three moles of a diatomic g...

    Text Solution

    |

  4. A diatomic gas does 80 J of work when expanded isobarically. The heat ...

    Text Solution

    |

  5. A block of ice -10^(@)C is slowly heated and converted to steam at 100...

    Text Solution

    |

  6. When an ideal diatomic gas is heated at constant pressure, the fractio...

    Text Solution

    |

  7. If the density of a gas at NTP is 1.3mg//cm^(3) and velocity of sound ...

    Text Solution

    |

  8. The velocities of three molecules are 3v, 4v and 5v. Calculate their r...

    Text Solution

    |

  9. If the average kinetic energy of gas molecule at 27^(@)C is 6.21xx10^(...

    Text Solution

    |

  10. A substance of mass M kg requires a power input of P wants to remain i...

    Text Solution

    |

  11. The coefficient of linear expansion of a rod is alpha and its length i...

    Text Solution

    |

  12. Two idential container joined by a small pipe initially contain the sa...

    Text Solution

    |

  13. A cyclic process ABCD is shown in the figure P-V diagram. Which of the...

    Text Solution

    |

  14. A spherical black body with radius 12 cm radiates 640 w power at 500 K...

    Text Solution

    |

  15. m grams of a gas of molecules weight M is flowing in an insulated tub...

    Text Solution

    |

  16. Two metallic spheres S1 and S2 are made of the same material and have ...

    Text Solution

    |

  17. Two perfect gases at absolute temperature T(1) and T(2) are mixed. The...

    Text Solution

    |

  18. A pendulum clock keeps correct time at 0^(@)C. Its mean coefficient of...

    Text Solution

    |

  19. Two straight metallic strips each of thickness t and length l are rive...

    Text Solution

    |

  20. The radius of a ring is R and its coefficient of linear expansion is a...

    Text Solution

    |