/.1
I
1.1 The force. F. of the wind blowing against a building is given by
F = CDPV' A/2. where Vis the wind speed. P the density of the air.
A the cross-sectional area of the building. and CD is a constant tenned
the drag coefficient. Detennine the dimen

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CHAPTER
5
MASS, BERNOULLI, AND
E N E R G Y E Q U AT I O N S
his chapter deals with three equations commonly used in fluid
mechanics: the mass, Bernoulli, and energy equations. The mass equation is an expression

Chapter Three
Integral Relations for a Control Volume
Introduction, physical laws of fluid mechanics, the Reynolds transport theorem, Conservation of
mass equation, Linear momentum equation, Angular momentum equation, Energy equation,
Bernoulli equation.

16.00 Aerodynamics Lecture
Prof. Annalisa L. Weigel
10 February 2004
Lecture outline
q
q
Motivation
Lift
Balloons buoyancy and Archimedes
Airplanes airfoils and Bernoulli
q
Drag
Profile drag
Induced drag
q
Effects of airfoil geometry on lift and drag