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PRP_6_krut

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2.4 Krut – príklad 2<br />

• Nadimenzujte oceľový kruhový hriadeľ, zaťažený v<br />

strede krútiacim momentom M k . Hriadeľ je na oboch<br />

koncoch dokonale votknutý. Vypočítajte skrútenie<br />

hriadeľa v mieste pôsobenia M k .<br />

• Dané:<br />

M k = 100 Nm<br />

L = 60 cm<br />

E = 2,1x10 5 MPa<br />

G = 0,8x10 5 MPa<br />

σ DOV = 140 MPa<br />

36

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