EXPLAIN your answer. (a) Indicate the two key properties of a conservative force. (b) Give an example
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EXPLAIN your answer.
(a) Indicate the two key properties of a conservative force.
(b) Give an example each for a conservative and non-conservative force.
(c) How are work and energy related?
(d) What is the need for a failure theory?
(e) What is the main drawback of the maximum principal stress theory? Can it be still applied to any class of materials?
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