A water trough has a semicircular cross section with a radius of 0.25 m and a length
Question:
A water trough has a semicircular cross section with a radius of 0.25 m and a length of 3 m (see figure).
a. How much work is required to pump the water out of the trough when it is full?
b. If the length is doubled, is the required work doubled? Explain.
c. If the radius is doubled, is the required work doubled? Explain.
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a Orient the axes so that 0 0 is the south pole of the semicir...View the full answer
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Related Book For 
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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