Which of the following could be considered a decomposer in the ecosystem A: Rabbit
B: Plant
C: Mushroom
D: Vulture

The steel pipe ab has a 102-mm outer diameter and a 6-mm wall thickness. knowing that arm cd is rigidly attached to the pipe, determine the principal stresses and the maximum shearing stress magnitude at point k. (round the final answers to one decimal place.) given: f = 10 kn