Q4-A shaft (55 mm) diameter is transmit power of 200 W at 1200 rpm, the maximum shear stress of (80 MPa) .if a pulley is connected to the shaft by means of key, find the dimensions of the key .so that stresses in the key is not to exceed (50 MPa) and length of the key is (4) time the width.

Q4-A shaft (55 mm) diameter is transmit power of 200 W at 1200 rpm, the maximum shear stress of (80 MPa) .if a pulley is connected to the shaft by means of key, find the dimensions of the key .so that stresses in the key is not to exceed (50 MPa) and length of the key is (4) time the width.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter11: Columns

Section: Chapter Questions

Problem 11.2.4P: Repeat Problem 11.2-3 assuming that R= 10 kN · m/rad and L = 2 m.

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Concept explainers

Slope and Deflection

The slope in a deflected beam is described as an angle in radians made by the tangent of the section with the original axis of the beam. The deflection at any point on the axis of the beam is defined as the lateral displacement of the point before and after loading.

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Q4-A shaft (55 mm) diameter is transmit power of 200 W at 1200 rpm, the maximum
shear stress of (80 MPa) .if a pulley is connected to the shaft by means of key, find
the dimensions of the key .so that stresses in the key is not to exceed (50 MPa) and
length of the key is (4) time the width.

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