Engineering, 25.06.2021 20:30 chloejason8375
Unless made in entirely stable rock, at what depth is protective system required for a trench
Select 2 answers
A) any depth if the competent person says so
B)5 feet and greater
C)only depths greater than 10ft
D)only depths greater than 20ft
Answers: 1
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Fluids at rest possess no flow energy. a)- true b)- false
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Adouble-strand no. 60 roller chain is used to transmit power between a 13-tooth driving sprocket rotating at 300 rev/min and a 52-tooth driven sprocket. a) what is the allowable horsepower of this drive? b) estimate the center-to-center distance if the chain length is 82 pitches. c) estimate the torque and bending force on the driving shaft by the chain if the actual horsepower transmitted is 30 percent less than the corrected (allowable) power.
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Engineering, 04.07.2019 18:10
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Answers: 1
Unless made in entirely stable rock, at what depth is protective system required for a trench
Selec...
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