Home
Class 12
PHYSICS
A thin copper wire of length l metre inc...

A thin copper wire of length `l` metre increases in length by `2%` when heated through `10^(@)C`. What is the percentage increase in area when a square copper sheet of length `l` metre is heated through `10^(@)C`

A

0.04

B

0.08

C

0.16

D

None of the above.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • UNITS AND DIMENSIONS, BASIC MATHEMATICS

    MOTION|Exercise Exercise - 2 (Objective Problems )|25 Videos
  • UNITS AND DIMENSIONS, BASIC MATHEMATICS

    MOTION|Exercise Exercise - 3 ( Section-A Previous Year Problems )|29 Videos
  • UNITS AND DIMENSIONS, BASIC MATHEMATICS

    MOTION|Exercise Exercise - 1 (Objective Problems) (SECTION - C : Basic Maths )|21 Videos
  • UNIT & DIMENSIONS

    MOTION|Exercise Exercise - 4 (Level - II) (PREVIOUS YEAR JEE ADVANCED)|10 Videos
  • VECTOR

    MOTION|Exercise Exercise - 3|18 Videos

Similar Questions

Explore conceptually related problems

A thin copper wire of length L increase in length by 1% when heated from temperature T_(1) "to" T_(2) What is the percentage change in area when a thin copper plate having dimensions 2LxxL is heated from T_(1) "to "T_(2) ?

What will be the percentage increase in the area of a square when each of the its sides is increased by 10% ?

A copper wire of length l increases in length by 0.3 % on heating from 20^@C to 40^@C. Then percentage change in area of copper plate of dimensions 3 lxx 2l on heating from 20^@C to 40^@C is

A wire of length 100cm increases in length by 10^(-2)m when it is heated through 100^(@)C . The coefficient of linear expansion of the material of the wire exprassed in //K units is

The coefficient of linear exopansion of a metal is 1 xx 10^(-5//0)C . The percentage increase in area of a square plate of that metal when it is heated through 100^(0)C is

A thin copper wire of length l increases in length by 1% when heated from 0^(@)C to 100^(@)C . If a then copper plate of area 2lxxl is heated from 0^(@)C to 100^(@)C , the percentage increases in its area will be

A thin metal square plate has length l. when it is heated from 0^(@)C to 100^(@)C its length increases by 1%. What is the percentage increase in the area of the plate?

The length and breadth of a rectangle are increased by 20% and 10% respectively. What is the percentage increase in the area of the rectangle ?

A cylindrical wire is stretched to increase its length by 10%. Calculate the percentage increase in resistance.

MOTION-UNITS AND DIMENSIONS, BASIC MATHEMATICS -Exercise - 1 (Objective Problems) (SECTION - D :- ERRORS )
  1. A physical quantity is given by X=M^(a)L^(b)T^(c). The percentage erro...

    Text Solution

    |

  2. An experiment measures quantities a, b and c and X is calculated from ...

    Text Solution

    |

  3. Zero error of an instrument introduces

    Text Solution

    |

  4. What is the fractional error in g calculated from T = 2 pi sqrt((l)/(g...

    Text Solution

    |

  5. A thin copper wire of length l metre increases in length by 2% when he...

    Text Solution

    |

  6. The period of oscillation of a simple pendulum in the experiment is re...

    Text Solution

    |

  7. The resistance R = V//i, where V = 100 +- 5 V and I = 10+- 0.2 A. What...

    Text Solution

    |

  8. The length, breadth and thickness of a strip are given by l = (10.0 +-...

    Text Solution

    |

  9. If error in measuring diameter of a circle is 4 %, the error in circum...

    Text Solution

    |

  10. The external and internal diameters of a hollow cylinder are measured ...

    Text Solution

    |

  11. Percentage error in measuring the radius and mass of a solid sphere a...

    Text Solution

    |

  12. In a vernier callipers, N divisions of vernier scale coincide with (N-...

    Text Solution

    |

  13. The length of a cylinder is measured with a meter rod having least cou...

    Text Solution

    |

  14. A vernier callipers has 20 divisions on the vernier scale which coinci...

    Text Solution

    |

  15. The heat generated in a cirucit is dependent upon the resstance, curre...

    Text Solution

    |

  16. The percentage errors in the measurement of mass and speed are 2% and ...

    Text Solution

    |

  17. One centimetre on the main scale of vernier callipers is divided into ...

    Text Solution

    |

  18. While measuring acceleration due to gravity by simpe pendulum a studen...

    Text Solution

    |

  19. A student measured the diameter of a wire using a screw gauge with lea...

    Text Solution

    |