2. Exercises

Förberedande Mekanik

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===Exercise 3.1:1===
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===Exercise 2.1===
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A man, of mass 75 kg, stands on a horizontal surface. Assume that the man has two points of contact with the ground.
A man, of mass 75 kg, stands on a horizontal surface. Assume that the man has two points of contact with the ground.

Versionen från 19 maj 2009 kl. 10.39

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Exercise 2.1

A man, of mass 75 kg, stands on a horizontal surface. Assume that the man has two points of contact with the ground.

a) Draw a diagram to show the forces acting on the man.

b) Calculate the magnitude of each of these forces. |}