2. The crank mechanism shown below is in equilibrium. Determine: a) the diameter of cylindrical connecting rod CD, given that normal stress is limited to 120MPa; b) the shear stress in the pin at B, where the pin has diameter of 8mm; and c) the bearing stress in the bracket supports at B. C 120° A 8kN 300mm B 30⁰ D P 200mm 6mm B 15mm 6mm 8mm Detail of pin and pin brackets
2. The crank mechanism shown below is in equilibrium. Determine: a) the diameter of cylindrical connecting rod CD, given that normal stress is limited to 120MPa; b) the shear stress in the pin at B, where the pin has diameter of 8mm; and c) the bearing stress in the bracket supports at B. C 120° A 8kN 300mm B 30⁰ D P 200mm 6mm B 15mm 6mm 8mm Detail of pin and pin brackets
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:2.
The crank mechanism shown below is in equilibrium. Determine:
a) the diameter of cylindrical connecting rod CD, given that normal stress is limited to 120MPa;
b) the shear stress in the pin at B, where the pin has diameter of 8mm; and
c) the bearing stress in the bracket supports at B.
C
120°
A
8kN
300mm
B
30⁰
D
P 200mm
6mm
B
15mm
6mm
8mm
Detail of pin and pin brackets
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