- #1

mvgio124

- 7

- 0

You are using an out of date browser. It may not display this or other websites correctly.

You should upgrade or use an alternative browser.

You should upgrade or use an alternative browser.

- Thread starter mvgio124
- Start date

- #1

mvgio124

- 7

- 0

- #2

Sourabh N

- 631

- 0

Does that help?

- #3

mvgio124

- 7

- 0

- #4

Sourabh N

- 631

- 0

Yes the second term there looks wrong. Remember, Volume is [tex]\pi[/tex]*r

- #5

mvgio124

- 7

- 0

- #6

Sourabh N

- 631

- 0

Take a breather

[tex]\frac{d(r*r)}{dt}[/tex] = 2*r*[tex]\frac{dr}{dt}[/tex]. So that (5/200)^{2} you plugged in, is wrong.

[tex]\frac{d(r*r)}{dt}[/tex] = 2*r*[tex]\frac{dr}{dt}[/tex]. So that (5/200)

Last edited:

- #7

mvgio124

- 7

- 0

- #8

Sourabh N

- 631

- 0

- #9

mvgio124

- 7

- 0

- #10

Sourabh N

- 631

- 0

It's not 2/40, it's 4/40. You should be more careful with your calculations..

Share:

- Replies
- 11

- Views
- 213

- Replies
- 12

- Views
- 692

- Replies
- 18

- Views
- 572

- Replies
- 4

- Views
- 186

- Replies
- 1

- Views
- 313

- Last Post

- Replies
- 6

- Views
- 167

- Last Post

- Replies
- 1

- Views
- 523

- Replies
- 1

- Views
- 491

- Replies
- 4

- Views
- 563

- Last Post

- Replies
- 2

- Views
- 494