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PETE 2060 – Computing in Petroleum Engineering
Homework 1
Due date 09
‐
14
‐
2010
Note. Please do not forget to improve the layout of the spreadsheets.
Problem 1.
(Excel) Devise a test to demonstrate the validity of the following common
trigonometric formulae. What values of A and B should be used to test these functions
thoroughly?
(a)
)
(
)
(
)
(
)
(
)
(
B
Sin
A
Cos
B
Cos
A
Sin
B
A
Sin
(b)
)
2
(
2
1
2
1
)
(
2
A
Cos
A
Sin
Note. In excel,
)
(
2
A
Sin
should be entered as =(sin(A))^2. This causes sin(A) to be evaluated
first and then
Problem 2.
(Excel) A fairly common shape for a drysolids storage bin (such as cements or
proppants) is a cylindrical silo with a conical section at the base where the product is removed.
To calculate the volume of the contents, you use the formula for a cone, as long as the height of
the product, h, is less than the height of the conical section
h
con
:
h
r
V
2
3
1
if
h< h
con
h
con
θ
θ
R
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r
h
is the radius at height h and can be calculated from
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This note was uploaded on 09/20/2011 for the course PETE 2060 taught by Professor Staff during the Fall '08 term at LSU.
 Fall '08
 Staff

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