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Problem: Into a 100-gal tank initially filled with fresh water flow 3 gal/min of salt water containing 2lb of salt per gallon. The solution kept uniform by stirring, flows out at the same rate. How many pounds of salt will there be in the tank at the end of A. 1 hour and 40 minutes? B. 2hours?

Problem: Into a 100-gal tank initially filled with fresh water flow 3 gal/min of salt water containing 2lb of salt per gallon. The solution kept uniform by stirring, flows out at the same rate. How many pounds of salt will there be in the tank at the end of A. 1 hour and 40 minutes? B. 2hours?

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Problem: Into a 100-gal tank initially filled with fresh water flow 3 gal/min of salt water containing 2lb of salt per gallon. The solution kept uniform by stirring, flows out at the same rate. How many pounds of salt will there be in the tank at the end of: A. 1 hour and 40 minutes? B. 2hours? Also discuss how the volume of salt inside the tank is affected as time increases. Rate of entesing (saltwates)= 3gal min vol= 100 gal Q= 0 lb salt Rate of leaving (salrwater) = 3gal min
Transcribed Image Text:Problem: Into a 100-gal tank initially filled with fresh water flow 3 gal/min of salt water containing 2lb of salt per gallon. The solution kept uniform by stirring, flows out at the same rate. How many pounds of salt will there be in the tank at the end of: A. 1 hour and 40 minutes? B. 2hours? Also discuss how the volume of salt inside the tank is affected as time increases. Rate of entesing (saltwates)= 3gal min vol= 100 gal Q= 0 lb salt Rate of leaving (salrwater) = 3gal min
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