Find the work W required to pump the water out of the spout?

anonymousanonymous
in Science & Mathematics

A tank is full of water. Find the work W required to pump the water out of the spout.

http://www.webassign.net/scalcet/6-4-021alt.gif

a = 4

b = 4

c = 15

d = 4

Comments

  • hanshans

    okay well i also had this problem and this is how i solved it (ill substitute your numbers)

    (9.8*10^3)(15xdx)(8-x) -> integral from 0 to 4 of (9.8*10^3)(120x-15x^2)dx

    and that should do it

  • tormentedtormented

    ha ha, you must be in my class. my numbers are

    a=5

    b=5

    c=12

    d=5

    I am also having trouble.

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