# A swimming pool 25 meters long 10 meters wide and 2

• Test Prep
• 7
• 100% (5) 5 out of 5 people found this document helpful

This preview shows page 2 - 4 out of 7 pages.

##### We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
The document you are viewing contains questions related to this textbook.
Chapter 6 / Exercise 65
Calculus: Early Transcendental Functions
Edwards/Larson
Expert Verified
4. A swimming pool 25 meters long, 10 meters wide and 2 meters deep is partially filled with water. The water surface is 0.5 meters under the ground level. Find the work, in Joules, needed to pump out all water in the pool to the ground level. (The density of water is kg/m 3 , and the acceleration of gravity is g m / sec 2 (A) 500 g Joules; (B) 468.75 g Joules; (C) 482.75 g Joules; (D) 522.5 g Joules; (E) 423.5 g Joules; (F) 475.25 g Joules. 2 25 10 ground level ). gdV = . 20 m m 15 m 12 m 10 m water surface 0.5 2 25 10 ground level
2
##### We have textbook solutions for you!
The document you are viewing contains questions related to this textbook.
The document you are viewing contains questions related to this textbook.
Chapter 6 / Exercise 65
Calculus: Early Transcendental Functions
Edwards/Larson
Expert Verified
MAT1322-3X Solution to Final Examination Summer 2013 W = 2 2 2 0.5 250 250 (2 0.5 ) 2 g hdh g = 468.75 g Joules. 5. Suppose a piece of metal with temperature 180 C is brought into a room of temperature 20 at 2:00 pm. At 2:20 pm, its temperature is 100 C. When would the temperature of this piece of metal be reduced to 40 C? C . The 6. The sum of the series 2 0 5
27 ; The .