The aluminum bracket A is used to support the centrally applied load of 8 kip. If it has a thickness of 0.5 in., determine the smallest height h in order to prevent a shear failure. The failure shear stress is tfail = 23 ksi. Use a factor of safety for shear of F.S. = 2.5.
CHD 2220 Chapter 12: Cognitive Development in Middle Childhood -Piaget advances of thought; seriation -Characteristics of high quality schools -Ethnicities in School -Multigrade Education -ADHD -Learning Disabilities -Attention -Internal/External Motivations -Memory -Metacognition -IQ, traditional, triarchic, multiple (nature/nuture) -Dynamic Assessment -Whole language vs. Phonics; math & reading -Inclusion -Computers -Giftedness; Mental Retardation/Organic rd 1. Piaget’s Theory- The Concrete Operational Stage (3 stage): affects kids 7-12 yrs old. Thought becomes more logical (taking multiple aspects of a situation into account; b