PIPES AND CISTERN PART 1-LEARN SERIES
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INTRODUCTION TO PIPES AND CISTERN:
Today,we are going to look on Pipes and Cisterns.Before we are getting into the topic look into Time and Work because the problems based on Pipes and Cistern is also solved by using LCM Method which we used to solve Time and Work.
Cistern is referred to a tank/Reservoir which has some specific capacity to hold liquid.
There are two types of Pipes,They are
Inlet Pipe is used to fill the tank.
Outlet Pipe is used to empty the tank.
There may be any number of Inlet Pipes and Outlet Pipes that are connected to a cistern.
PROBLEMS BASED ON INDIVIDUAL CAPACITY:
There are 3 sub type in this type,they are
1)When both the pipes are Inlet Pipes
2)When both the pipes are Outlet Pipes
3)One Pipe is Inlet Pipe and Outlet Pipe
1)When both the pipes are Inlet Pipes:
1)Pipe A can fill the tank in 10 hrs and Pipe B can fill the tank in 40 hrs.How long will it take to fill the tank if both the pipes are opened?
2)When both the pipes are Outlet Pipes:
1)Pipe A can empty the tank in 3 hours where as Pipe B can empty the tank in 6 hours.When they opened together how,long will it take to empty the tank?
3)One Pipe is Inlet Pipe and Outlet Pipe:
1)A can fill the tank in 12 hours,B can empty the tank in 15 hours.When both the pipes are opened find how long will it take to empty/fill the tank ?
BASED ON PARTIAL WORK:
1)Pipe A can fill the tank in 15 minutes and Pipe B can fill the tank in 20 Minutes.They opened together for 4 Minutes and after that B was turned off.How long will A take to fill the Remaining tank capacity?