Hemispherical bowl Volume question

  • Thread starter lovemake1
  • Start date
  • #1
lovemake1
149
1

Homework Statement



Question Reads...
A hemispherical bowl 60cm in diameter is filled to within 5 cm of the top. Thirty minutes after the party starts, there are only 5cm of punch left at the bottom of th bowl.

a) how much punch was there at the beginning of the party?
b) How much punch was consumed

Homework Equations



V of hemispherical bowl = 2/3(pi)(r)^3
r = 30
h = 30

The Attempt at a Solution



since this is a hemisphere we would have to find a volume using r interms of h right?
and by using h = 25 since its 30-5.

How should i begin? any advice appreciated.
 

Answers and Replies

  • #2
LCKurtz
Science Advisor
Homework Helper
Insights Author
Gold Member
9,568
774
I would draw a semicircle, shading the cross section of the part that was used and do a volume by revolution.
 

Suggested for: Hemispherical bowl Volume question

Replies
8
Views
2K
Replies
2
Views
2K
Replies
5
Views
13K
  • Last Post
Replies
33
Views
556
Replies
5
Views
3K
  • Last Post
Replies
1
Views
893
  • Last Post
Replies
3
Views
4K
  • Last Post
Replies
6
Views
2K
  • Last Post
Replies
8
Views
6K
  • Last Post
Replies
1
Views
3K
Top