The bell crank, which is in equilibrium under the forces shown in the figure, is supported by a 20-mm-diameter pin at D that is in double shear. Determine (a) the required diameter of the connecting rod AB, given that its tensile working stress is100 MPa; and (b) the shear stress in the pin. P A B 200 mm - 240 mm- 60° 30 kN HD

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 11.6.1P: A steel bar has a square cross section of width b = 2.0 in. (sec figure). The bar has pinned...
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The bell crank, which is in equilibrium under the forces shown in the figure, is
supported by a 20-mm-diameter pin at D that is in double shear. Determine (a)
the required diameter of the connecting rod AB, given that its tensile working
stress is100 MPa; and (b) the shear stress in the pin.
P A
B
200 mm
- 240 mm-
60°
30 kN
HD
Transcribed Image Text:The bell crank, which is in equilibrium under the forces shown in the figure, is supported by a 20-mm-diameter pin at D that is in double shear. Determine (a) the required diameter of the connecting rod AB, given that its tensile working stress is100 MPa; and (b) the shear stress in the pin. P A B 200 mm - 240 mm- 60° 30 kN HD
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