Concept explainers
What is the difference between flow rate and fluid velocity? How are they related?
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The difference between flow rate and fluid velocity along with its relation
Answer to Problem 1CQ
Flow rate is given by
Fluid velocity is given by
Explanation of Solution
Introduction: Flow rate
can also be defined as volume flow rate, it is a scalar quantity.
Fluid velocity
is a vector quantity.
Flow rate
Q is defined as volume of fluid V passes through cross section A per unit time t.
Mathematically it is given by equation,
SI unit -
CGS unit -
Fluid velocity
Mathematically it is given by equation,
SI unit -
CGS unit -
Relation between Flow rate & Fluid velocity Flow rate can be given as
Conclusion:
The greater the velocity of flow, greater the flow rate.
Flow rate is given by
Fluid velocity is given by
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