A well whose diameter is 7 m has been dug 22.5 m deep and the earth dug out is used to form an embankment around it.If the height of the embankment is 1.5 m.Find the width of the embankment.
Asked by
| 5th Feb, 2012,
10:38: AM
Expert Answer:
Volume of well = Volume of embankment
So pie*(3.5)2 *22.5 = pie *(x)2 * 1.5 - pie * (3.5)2 * 1.5
On solving we get x = 14 m
So width of the embankment = 14 - 3.5 = 10.5 m
Answered by
| 5th Feb, 2012,
12:03: PM
Kindly Sign up for a personalised experience
- Ask Study Doubts
- Sample Papers
- Past Year Papers
- Textbook Solutions
Sign Up
Verify mobile number
Enter the OTP sent to your number
Change