PROBLEM 3.160 Equal torques are applied to thin-walled tubes of the same thickness t and same radius c. One of the tubes has been slit lengthwise as shown. Determine the ratio ?b/?a of the maximum shearing stresses in the tubes.
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Different materials can be represented by various arrangements of section lines.
Answer the following statement true (T) or false (F)
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A ____________________ is a definite commitment to provide services and materials specified in a contract for an agreed upon price
Fill in the blank(s) with correct word
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Applications of the ____ include phototachometers, photographic exposure controls, flame detectors, object counters, and mechanical positioners.
A. photo cell B. phototransistor C. solar cell D. photo diode
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A motor takes 38 amperes on a 220-volt circuit. Find the horsepower output (hp) of the motor shown with an efficiency of 90%. Express the answer to the nearest hundredth.
Fill in the blank(s) with the appropriate word(s).
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