Engineering, 21.07.2021 23:40 ineedhelp2285
Which of the following best reflects a shield system?
a. A narrow excavation made below the surface of the ground.
b. A structure that is able to withstand the forces imposed on it by a cave-
in.
C. A series of horizontal levels or steps between vertical surfaces.
d. A system of structures that are inclined away from an excavation.
Answers: 3
Engineering, 04.07.2019 18:10
Thermal stresses are developed in a metal when its a) initial temperature is changed b) final temperature is changed c) density is changed d) thermal deformation is prevented e) expansion is prevented f) contraction is prevented
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Engineering, 04.07.2019 18:10
Burgers vector is generally parallel to the dislocation line. a)-true b)-false
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Engineering, 04.07.2019 18:10
Assuming compressible flow of air and that the measurements are done at flagstaff a pitot static tube that gives the difference of total and static pressure measures 0.35 m of mercury. what is the velocity of air? assume the temperature to be 300k. (submit your excel or matlab calculation sheet)
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Engineering, 04.07.2019 18:20
Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms
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Which of the following best reflects a shield system?
a. A narrow excavation made below the surface...
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