Engineering, 14.04.2020 18:06 StacySams7361
A 12 V car battery supplies a dc shunt motor. The motor shunt coil resistance is 15 Ω and the armature resistance is 0.03 Ω. In open circuit conditions, the motor speed is 700 rpm, and its input current is 5 A. Calculate the motor speed at a load of 0.5 hp.
Answers: 1
Engineering, 04.07.2019 18:10
Steel is coated with a thin layer of ceramic to protect against corrosion. what do you expect to happen to the coating when the temperature of the steel is increased significantly? explain.
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Engineering, 04.07.2019 18:10
Calculate the bore of a cylinder that has a stroke of 18 inches and an extension time of 6 seconds at a flow rate of 4 gal/min.
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Engineering, 04.07.2019 18:10
True or false (explain) (110)[111] is a slip system in bcc metals . the {111} family in fcc contains 8 planes. resolved shear stress (rss) in single crystals is just related to the applied stress. critical resolved shear stress (crss) in single crystal metals is direct proportional to the number of defects in the structure
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Engineering, 04.07.2019 18:20
Find the minimum film thickness for a journal bearing with the data below. shaft diameter, d-50 mm, clearance ratio, cdratio? 0.001, shaft speed, n 2000 rpm; bearing length. i 200 mm; eccentricity ration, ? -0.55. ( note, cdratio-ca/d) the minimum film thickness is um
Answers: 2
A 12 V car battery supplies a dc shunt motor. The motor shunt coil resistance is 15 Ω and the armatu...
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