- #1

chriscarson

- 197

- 26

- Homework Statement:
- What s wrong if there is something wrong .

- Relevant Equations:
- Stress over strain

Some one knows if its ok like this the answers?

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- Thread starter chriscarson
- Start date

- #1

chriscarson

- 197

- 26

- Homework Statement:
- What s wrong if there is something wrong .

- Relevant Equations:
- Stress over strain

Some one knows if its ok like this the answers?

- #2

- 38,825

- 8,211

Hard to say since you do not state the actual question. Inferring the question from your working, it looks right except that you quote far too many digits. The data you are given are only to two significant figures, so that's how your answer should be.Homework Statement::What s wrong if there is something wrong .

Relevant Equations::Stress over strain

View attachment 256819

Some one knows if its ok like this the answers?

- #3

chriscarson

- 197

- 26

So must be 3.2 x 10 to the power of 18 ?

- #4

- 38,825

- 8,211

No, 3.28... would round to 3.3, not 3.2. And where did the 18 come from? You had 10So must be 3.2 x 10 to the power of 18 ?

- #5

chriscarson

- 197

- 26

Hard to say since you do not state the actual question. Inferring the question from your working, it looks right except that you quote far too many digits. The data you are given are only to two significant figures, so that's how your answer should be.

So it have to be only 3.2 ?

- #6

chriscarson

- 197

- 26

No, 3.28... would round to 3.3, not 3.2. And where did the 18 come from? You had 10^{10}.

Oh yes sorry , to the power of 10 .

Look s like everytime I Work a sum everytime different answer .

Thanks

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