Home
Class 10
MATHS
A copper wire, 3 mm in diameter, is woun...

A copper wire, 3 mm in diameter, is wound about a cylinder whose length is 12 cm, and diameter 10 cm, so as to cover the curved surface of the cylinder. Find the length and mass of the wire, assuming the density of copper to be `8. 88g"\ "p e r"\

Text Solution

Verified by Experts

The correct Answer is:
789.41 gm
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • SURFACE AREAS AND VOLUMES

    OSWAL PUBLICATION|Exercise NCERT EXEMPLAR (EXERCISE-13.1)|20 Videos

  • SURFACE AREAS AND VOLUMES

    OSWAL PUBLICATION|Exercise NCERT EXEMPLAR (EXERCISE-13.2)|8 Videos

  • SURFACE AREAS AND VOLUMES

    OSWAL PUBLICATION|Exercise NCERT CORNER (EXERCISE -13.4)|5 Videos

  • STATISTICS

    OSWAL PUBLICATION|Exercise Assertion and Reasoning Based Questions|2 Videos

  • TRIANGLES

    OSWAL PUBLICATION|Exercise Self Assessment|4 Videos

Similar Questions

Explore conceptually related problems

A copper wire,3mm in diameter,is wound about a cylinder whose length is 12cm, and diameter 10cm, so as to cover the curved surface of the cylinder.Find the length and mass of the wire,assuming the density of copper to be 8.88gquad per cm^(3)

A copper wire 3mm in diameter is rounded about a cylinder whose lengths is 1.2m .and diameter is 10cm, So as to cover the curved surface of the cylinder.The length of the wire is

Knowledge Check

  • The length of cylinder is 80 cm and the diameter of its base is 7 cm. The whole surface of the cylinder is----

    A
    `1837 cm^2`
    B
    `1760 cm^2`
    C
    `3080 cm^2`
    D
    `1942 cm^2`

  • The diameter of the base of a right circular cylinder is 14 cm, while its length is 40 cm. Find the total surface area of the cylinder.

    A
    2068 sq cm
    B
    1825 sq cm
    C
    1925 sq cm
    D
    2160 sq cm

    • Similar Questions

    Explore conceptually related problems

    A wire of diameter 3mm is wounded around a cylinder whose height is 12 cm and radius 5 cm so as to cover the curved surface of the cylinder completely: find (i) length of the wire. (ii) mass of the wire assuming the density of copper to be 8.88 g per cm^(3)

    A copper wire of diameter 6 mm is evenly wrapped on a cylinder of length 18 cm and diameter 49 cm to vover its whole surface. Find the length and the volume of the wire. If the density of copper be 8.8 g per cu-cm, find the weight of the wire.

    A copper wire of diameter 6mm is evenly wrapped on a cylinder of length 15 cm and diameter 49cm to cover its whole surface. Find the length and volume of the wire. If the specific gravity of copper be 9g per cu cm, find the weight of the wire.

    A copper wire of diameter 6 mm is evenly wrapped on a cylinder of length of length 15 cm and diameter 49 cm to cover its volume surface. Find the length and volume of wire. If the specific gravity of copper be 9g per cubic cm. Find the weigth of the wire.

    The curved surface area of a cylinder is 110 cm^(2) and its diameter is 7 cm. Find the height of the cylinder.

    A spherical piece of metal of diameter 6 cm is drawn into a wire of 4 mm in diameter. Find the length of the wire.

    Home
    Profile