Torque is defined as force times ____________________.
Fill in the blank(s) with the appropriate word(s).
leverage
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Under normal working conditions, support for the strands of a wire rope is provided by the _____.
a. sheath b. core c. wire d. coating
Given the DTFT pairs below convert them from the cyclic-frequency form to the radian-frequency form using ? = 2?F without doing any inverse DTFTs.
(a) Draw the Goodman and Gerber lines for a steel whose ultimate stress is 1,250 MPa and whose fatigue limit (assuming completely reversed loading) is 400 MPa.
(b) If this steel is loaded sinusoidally with an alternation stress, ??=150 MPa, what is the maximum stress that can be applied to the specimen without its failing if the Goodman line is taken as valid?
When evaluating projects by the present worth method, how do you know which one(s) to select if the proposals are (a) independent, and (b) mutually exclusive?
What will be an ideal response?