Home
Class 10
MATHS
A 20 m deep well with diameter 7 m is du...

A 20 m deep well with diameter 7 m is dug and the earth from digging is evenly spread out to form a platform 22 m by 14 m. Find the height of the platform.

Text Solution

AI Generated Solution

To find the height of the platform formed by the earth dug out from a well, we will follow these steps: ### Step 1: Calculate the volume of the well The volume \( V \) of a cylindrical well can be calculated using the formula: \[ V = \pi r^2 h \] where: ...
Promotional Banner

Topper's Solved these Questions

  • SURFACE AREAS AND VOLUMES

    NCERT|Exercise Solved Examples|14 Videos

  • SURFACE AREAS AND VOLUMES

    NCERT|Exercise EXERCISE 13.5|7 Videos

  • SURFACE AREAS AND VOLUMES

    NCERT|Exercise Exercise 13.4|5 Videos

  • STATISTICS

    NCERT|Exercise EXERCISE 14.1|9 Videos

  • TRIANGLES

    NCERT|Exercise SOLVED EXAMPLES|14 Videos

Similar Questions

Explore conceptually related problems

A 21-m-deep well with diameter 6 m is dug and the earth from digging is evenly spead to form a platform 27 m xx 11 m. Find the height of the platfrom.

A 20 m deep well with diameter 7 m is dug and the earth from digging is evenly spread to form a platform of divisions 22 m xx 14 m. Find the height of the platform.

A 16 m deep well with diameter 3.5 m is dug up and the earth from it is spread evenly to form a platform 27.5 m by 7 m. Find the height of the platform.

An 18 m deep well with diameter 7 m is dug and the earth from digging is spread evenly to form a platform 18 m x 14 m.The height of the platform is: 7m व्यास वाला 18 m गहरा एक कुआं खोदा गया है | खुदाई से निकली मिट्टी को 18m x 14m का समतल प्लेटफॉर्म तैयार करने के लिए समान रूप से फैलाया जाता है | प्लेटफॉर्म की ऊंचाई कितनी होगी ?

A 15 m deep well with radius 2.8 m is dug and the earth taken out from it is spread evenly to form a platform of breadth 8 m and height 1.5 m. What will be the length of the platform? 2.8 मीटर त्रिज्या वाला, एक 15 मीटर गहरा कुआं खोदा जाता है और इससे निकली मिट्टी को बराबर करके 8 मीटर चौड़ा और 1.5 मीटर ऊंचा एक चबूतरा बनाया जाता है। इसे चबूतरे की लंबाई क्या है? (pi = 22/7)

A 15m deep well with radius 2.8 m is dug and the earth taken out from it is spread evenly to form a platform of breadth 8m and height 1.5m. What will be the length of the platform ? (Take pi=22/7 ) 2.8 मी त्रिज्या वाला 15 मी गहरा एक कुआँ खोदा जाता है तथा इससे निकली मिट्टी को समान रूप से फैलाकर 8 मी चौड़ाई तथा 1.5 मी ऊंचाई वाला एक चबूतरा बनाया जाता है | इस चबूतरे की लंबाई क्या होगी ?

A 10 m deep well with diameter 1.4 m is dug up in a field and the earth from digging is spread up evenly on the adjoining rectangular field. The length and breadth of the field are 55 m and 14 m respectively. Find the thickness of the earth layer spread

A well with 10m diameter is dug 14m deep. Earth taken out of it is spread all around to form an embankment of width 5m. Find the height of the embankment.