- #1

- 54

- 4

## Homework Statement:

- attached below

## Relevant Equations:

- A=sqrt[1+(dz/dx)^2+(dz/dy)^2]dA

Please help to see whether it's correct to do in this way

Last edited by a moderator:

- Thread starter daphnelee-mh
- Start date

- #1

- 54

- 4

## Homework Statement:

- attached below

## Relevant Equations:

- A=sqrt[1+(dz/dx)^2+(dz/dy)^2]dA

Please help to see whether it's correct to do in this way

Last edited by a moderator:

- #2

- 3,851

- 1,433

- #3

- 54

- 4

Ya, I changed the inner integral and tried to evaluate, seems hard to get a finite answer

- #4

- 34,281

- 5,844

The slope of the coast is quite small, so it will be very close to ##\Delta(\pi r^2)##

- #5

- 735

- 191

People are answering to you even when you have not posted in latex (that’s the spirit of PhysicsForums’ users) but as a friend believe me learning latex will help you in learning more and more from this forum. People will be able to answer you more instantly and willingly.Ya, I changed the inner integral and tried to evaluate, seems hard to get a finite answer

View attachment 265808

Hoping you’re in good health and safe.

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