PROBLEM 3.35 The electric motor exerts a 500-N ? m torque on the aluminum shaft ABCD when it is rotating at a constant speed. Knowing that and that the torques exerted on pulleys B and C are as shown, determine the angle of twist between (a) B and C, (b) B and D.
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Elements such as nickel, chromium, molybdenum, copper, or manganese can be used with this type of cast iron to increase the properties of strength, wear resistance, corrosion resistance, or heat resistance.
a. alloy cast iron b. nodular cast iron c. gray cast iron d. white cast iron
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In a sound absorption type muffler, what is sonic energy converted to?
A. friction, then heat B. mechanical vibration C. pressure D. noise
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The _____ already use biological control methods and may be able to teach us more about them
A) English B) Japanese C) Koreans D) Chinese
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A newly weaned pig should be finished in about 10 weeks
Indicate whether the statement is true or false
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