Two Methods: During an Acute Bout Further Action. Raise blood pressure by using basic first-aid awareness to alleviate the problem. If you are the patient, these points will enable your feeling better. As the caregiver, you provide a knowledgeable, calming influence to bring the patient past this crisis.
Coefficient of friction. A coefficient of friction is a value that shows the relationship between the force of friction between two objects and the normal force between the objects. It is a value that is sometimes used in physics to find an object's normal force or frictional force when other methods aren't available.
Friction. 1  in reality, if we do an experiment, we do see a loss in head along a pipe due to friction (Fig3.8). 2  instead of having a uniform value in the pipe, there is a velocity profile (Fig3.9). 3  u2/(2*g) + z +p/(r*g) = constant needs to be modified to: u2/(2*g) + z +p/(r*g) +hL= constant.