Section $1-$ Define, Describe & Derive

$1\mathrm{.}1$ Define and Describe

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$1\mathrm{.}1\mathrm{.}1$ The figure below shows four different reservoir shapes. The figure below shows four different reservoir shapes. Explain how pressure and force would be affected by the reservoirs' base area $($A$)$ and the water depth $($h$).$ Include equations in your explanation.

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$1\mathrm{.}1\mathrm{.}2$ Discuss the concept of absolute pressure and how it relates to atmospheric pressure. $(4)$

$1\mathrm{.}1\mathrm{.}3$ Name three flow parameters and describe how flow is characterised into two classes. $(9)$

$1\mathrm{.}1\mathrm{.}4$ Name the two devices shown below that measure discharge in pipelines. Explain how the constriction in the pipeline impacts the conservation of energy principle $($Bernoulli$).(6)$

$1\mathrm{.}1\mathrm{.}5$ Give two examples of a free vortex.

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