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What tightening torque should be used for a hexagonal head screw (not split-bolt) on a 250 kcmil conductor?
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By what primary heat transfer mechanism does the sun warm the earth?
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Physics, 22.06.2019 18:30
Two trains leave a station at the same time, train a travels at a constant speed of 16 m/s. train b starts at 8.0 m/s but accelerates constantly at 1.0 m/s squared. after 10.0 seconds, which train has the greater speed?
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Physics, 22.06.2019 21:00
What is the efficiency of an engine that does 80 j of work and exhausts 320 j of heat while taking in 400 j of heat ? a. 10% b. 20% c. 80% d. 25%
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A ball of mass, falling through a distance of 5m onto a floor, renounced to a height of 3m. calculat...
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