CBSE Class 10 Answered
Given, internal radius of pipe=1cm
Quantity of liquid passed in 1 sec=πr²h=22/7*1*1*40=880/7 cm³
Quantity ot liquid passed in 1/2hrs i.ei, 30min
Volume of tank filled in 1/2hrs=π*(40)²*h
volume of tank filled in 1/2hrs=Quantity of water passed through the pipe in 1/2hrs
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