Home
Class 11
PHYSICS
A bimetallic strip is formed out of two ...

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

Proportional to `Delta T`

B

Inversely proportional to `Delta T`

C

Proportional to `|alpha_(B)-alpha_(C )|`

D

Inversely proportional to `|alpha_(B)-alpha_(C )|`

Text Solution

Verified by Experts

The correct Answer is:
B, D
Promotional Banner

Topper's Solved these Questions

  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Graphical Questions|14 Videos
  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Assertion & Reason|14 Videos
  • THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY

    ERRORLESS |Exercise Calorimetery|82 Videos
  • THERMODYNAMICS

    ERRORLESS |Exercise All Questions|304 Videos
  • TRANSMISSION OF HEAT

    ERRORLESS |Exercise ET Self Evaluation Test|23 Videos

Similar Questions

Explore conceptually related problems

A bimetallic strip is formed out of two identical strips one of copper and the other of brass. The coefficients of linear expansion of the strip goes up by DeltaT and the strip bends to from an arc of radius of curvature R. Then R is.

A bimetallic strip is made up of two metals with different alpha

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 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

Two indentical recrangular strips. One of copper and the other of steel, are rivetted together to from o bimetallic strip (alpha_copper gtalpha_steel) . On hearing. This strip will

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?

A bimetallic strip is composed of two identical strips, one of steel and other of brass. When the temperature of the strip is raised by Delta T , it bends to form arc of curvature R. If the coefficients of linear expansion of steel and brass are alpha_1 and alpha_2 , respectively, then R is

A bimetalis strip conists of two metakl strips with diffesrent coefficients of linear expansion alpha_(1) and alpha_(2) each of small thickness d and length L_(0) at T_(0) . They are bonded together and, with a change in temperature DeltAT , will curve in a circular arc, as shown in figure. Show that the radius of curvature R is given approximately be R=d/((alpha_(2)-alpha_(1))DeltaT)

ERRORLESS -THERMOMETRY, THERMAL EXPANSION AND CALORIMETRY -Critical Thinking
  1. A glass flask of volume one litre at 0^(@)C is filled, level full of m...

    Text Solution

    |

  2. A steel scale measures the length of a copper wire as 80.0 cm when bot...

    Text Solution

    |

  3. A bimetallic strip is formed out of two identical strips one of copper...

    Text Solution

    |

  4. Two metal strips that constitue a thermostat must necessarily differ i...

    Text Solution

    |

  5. A metal ball immersed in alcohol weights W1 at 0^@C and W2 at 50^@C. T...

    Text Solution

    |

  6. The coefficient of volumetric expansion of mercury is 18xx10^(-5)//^(...

    Text Solution

    |

  7. A piece of metal weighs 46 g in air and 30 g in lipuid of density 1.24...

    Text Solution

    |

  8. It is known that wax contracts on solidification. If molten wax is tak...

    Text Solution

    |

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

    Text Solution

    |

  10. Steam at 100^@C is passed into 1.1 kg of water contained in a calorime...

    Text Solution

    |

  11. 2kg of ice at 20^@C is mixed with 5kg of water at 20^@C in an insulati...

    Text Solution

    |

  12. Water of volume 2 litre in a container is heated with a coil of 1kW at...

    Text Solution

    |

  13. A lead bullet just melts when stopped by an obstacle. Assuming that 25...

    Text Solution

    |

  14. If two balls of same metal weighing 5 gm and 10 gm strike with a targe...

    Text Solution

    |

  15. The temperature of equal masses of three different liquids A,B and C a...

    Text Solution

    |

  16. In an industrial process 10 kg of water per hour is to be heated from ...

    Text Solution

    |

  17. In a vertical U-tube containing a luquid, the two arms are maintained ...

    Text Solution

    |

  18. The coefficient of linear expansion of crystal in one direction is alp...

    Text Solution

    |

  19. An equilateral triangle ABC is formed by joining three rods of equal l...

    Text Solution

    |

  20. A 1-L flask contains some mercury. It is found that at different tempe...

    Text Solution

    |