Hydraulics and Fluid Mechanics in ME
When an ideal fluid flows past a sphere

total drag is zero
lowest pressure intensity occurs at front stagnation point
lowest pressure intensity occurs at rear stagnation point
highest intensity of pressure occurs around the circumference at right angles to flow

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Hydraulics and Fluid Mechanics in ME
In case of flow through parallel pipes,

The head loss for all the pipes is same
The total head loss is the sum of head losses in the various pipes
Both (A) and (B)
The total discharge is equal to the sum of discharges in the various pipes

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