Home
Class 11
PHYSICS
A long metal rod is bent to form a ring ...

A long metal rod is bent to form a ring with a small gap if this is heated, will this gap increase or decrease?

A

x decreases, r and d increase

B

x and r increase, d decrease

C

x,r and d all increases

D

Data insufficient to arrive at a conclusion

Text Solution

Verified by Experts

The correct Answer is:
C
On heating the system, x, r and d all increase, since the expansion of isotropic solids is similar to true photographic enlargement.
Promotional Banner

Topper's Solved these Questions

  • CALORIMETRY

    CENGAGE PHYSICS ENGLISH|Exercise Multiple Correct|25 Videos

  • CALORIMETRY

    CENGAGE PHYSICS ENGLISH|Exercise Comprehension|30 Videos

  • CALORIMETRY

    CENGAGE PHYSICS ENGLISH|Exercise Subjective|25 Videos

  • BASIC MATHEMATICS

    CENGAGE PHYSICS ENGLISH|Exercise Exercise 2.6|20 Videos

  • CENTRE OF MASS

    CENGAGE PHYSICS ENGLISH|Exercise INTEGER_TYPE|1 Videos

Similar Questions

Explore conceptually related problems

Two large holes are cut in a metal sheet. If this is heated, will their diameters increase or decrease?

A thin cylindrical metal rod is bent into a ring with a small gap as shown in figure. On heating the system

The ratio stress/strain remains constant for small deformation of a metal wire. When the deformation is made larger, will this ratio increase or decrease ?

A small ring having small gap is shown in figure on heating what will happen to size of gap.

Why is a cement floor laid in small pieces with gaps in between?

Two large holes are cut in a metal sheet will the distance between the holes increase or decrease on heating?

A thin of length L is bent to form a semicircle. The mass of rod is M. What will be the gravitational potential at the centre of the circle ?

Small gaps are left between railway lines because :

Select the correct answer: Non-metallic character down the group - "increases"//"decreases"

When a metal conductor connected to left gap of a meter bridge is heated, the balancing point

CENGAGE PHYSICS ENGLISH-CALORIMETRY-Single Correct
  1. The absolute coefficient of expansion of a liquid is 7 times that the ...

    Text Solution

    |

  2. A solid whose volume does not change with temperature floats in a liqu...

    Text Solution

    |

  3. A long metal rod is bent to form a ring with a small gap if this is he...

    Text Solution

    |

  4. Two large holes are cut in a metal sheet. If this is heated, will thei...

    Text Solution

    |

  5. An iron tyre is to be fitted onto a wooden wheel 1.0 m in diameter. Th...

    Text Solution

    |

  6. A clock with a metallic pendulum gains 5 s each day at a temperature o...

    Text Solution

    |

  7. A wire of length L0 is supplied heat to raise its temperature by T. if...

    Text Solution

    |

  8. Span of bridge is 2.4 km. At 30^@C a cable along the span sags by 0.5 ...

    Text Solution

    |

  9. The specific heat of a substance varies with temperature t(.^(@)C) as ...

    Text Solution

    |

  10. Work done in converting one gram of ice at -10^(@)C into steam at 100^...

    Text Solution

    |

  11. 50 g of copper is heated to increase its temperature by 10^@C. If the ...

    Text Solution

    |

  12. Two liquid A and B are at 32^@C and 24^@C. When mixed in equal masses ...

    Text Solution

    |

  13. A beaker contains 200 g of water. The heat capacity of the beaker is e...

    Text Solution

    |

  14. A liquid of mass m and specific heat c is heated to a temperature 2T. ...

    Text Solution

    |

  15. Three liquids with masses m1,m2,m3 are throughly mixed. If their speci...

    Text Solution

    |

  16. In a industrical process 10 kg of water per hour is to be heated from ...

    Text Solution

    |

  17. A calorimeter contains 0.2 kg of water at 30^@C. 0.1 kg of water at 60...

    Text Solution

    |

  18. Consider two rods of same length and different specific heats (S1, S2)...

    Text Solution

    |

  19. A semicircular rods is joined at its end to a straight rod of the same...

    Text Solution

    |

  20. A heat flux of 4000 J/s is to be passed through a copper rod of length...

    Text Solution

    |