1.6-4 The inclined ladder AB supports a house painter (82 kg) at C and the self weight (q = 36 N/m) of the ladder itself. Each ladder rail (t, = 4 mm) is supported by a shoe (t, = 5 mm) which is attached to the ladder rail by a bolt of diameter d, = 8 mm. (a) Find support reactions at A and B. (b) Find the resultant force in the shoe bolt at A. (c) Find maximum average shear (7) and bearing (ơp) stresses in the shoe bolt at A. Typical rung Ladder rail (t, = 4 mm) Shoe bolt (d, = 8 mm) Ladder shoe (t, = 5 mm) Ay Section at base B B H=7 m Shoe bolt at A A A a = 1.8 m b = 0.7 m Ay Assume no slip at A q = 36 N/m

1.6-4 The inclined ladder AB supports a house painter (82 kg) at C and the self weight (q = 36 N/m) of the ladder itself. Each ladder rail (t, = 4 mm) is supported by a shoe (t, = 5 mm) which is attached to the ladder rail by a bolt of diameter d, = 8 mm. (a) Find support reactions at A and B. (b) Find the resultant force in the shoe bolt at A. (c) Find maximum average shear (7) and bearing (ơp) stresses in the shoe bolt at A. Typical rung Ladder rail (t, = 4 mm) Shoe bolt (d, = 8 mm) Ladder shoe (t, = 5 mm) Ay Section at base B B H=7 m Shoe bolt at A A A a = 1.8 m b = 0.7 m Ay Assume no slip at A q = 36 N/m

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter1: Tension, Compression, And Shear

Section: Chapter Questions

Problem 1.3.26P: A plane frame with a pin support at A and roller supports at C and £ has a cable attached at E....

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