A belt drive consists of two V-belts in parallel, on grooved pulleys of the same size. The angle of the groove is 30°. The cross-sectional area of each belt is 750 mm2 and u= 0.12. The density of the belt material is 1.2 Mg/m3 and the maximum safe stress in the material is 7 MPa. (a) Calculate the power that can be transmitted between pulleys of 300 mm diameter rotating at 1500 r.p.m. (b) Find also the shaft speed in r.p.m. at which the power transmitted would be a maximum.

A belt drive consists of two V-belts in parallel, on grooved pulleys of the same size. The angle of the groove is 30°. The cross-sectional area of each belt is 750 mm2 and u= 0.12. The density of the belt material is 1.2 Mg/m3 and the maximum safe stress in the material is 7 MPa. (a) Calculate the power that can be transmitted between pulleys of 300 mm diameter rotating at 1500 r.p.m. (b) Find also the shaft speed in r.p.m. at which the power transmitted would be a maximum.

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter3: Torsion

Section: Chapter Questions

Problem 3.3.3P: Repeat Problem 3.3-1, but now use a circular tube with outer diameter d0= 2.5 in. and inner diameter...

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