It is known that a cable with a cross-sectional area of 0.300.30 sq in. has a capacity to hold 2500 lb. If the capacity of the
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Parameterize the disk 
by
where
and 
. Call this parameterized region 
. Then
The flux over the disk is given by the surface integral
(where we take
)
where
The flux over the disk is given by the surface integral
(where we take