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1. (a) For an atmosphere at rest, in static equilibrium, the net forces acting on any small portion of air must balance. Considering a

1. (a) For an atmosphere at rest, in static equilibrium, the net forces acting on any small portion of air must balance. Considering a small cylinder of air, of height 87 and horizontal cross-sectional area 8A . Obtain an expression for the hydrostatic balance. (8marks)

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