Engineering, 18.05.2021 15:30 heroxtree
In the diagram, a 980 newton crate is attached to a cable. The cable exerts an upward force of
490 newtons on the crate. What is the magnitude and direction of the crate's acceleration?
490 m/s/s upward
490 m/s/s downward
4.9 m/s/s upward
4.9 m/s/s downward
Answers: 3
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During a steady flow process, the change of energy with respect to time is zero. a)- true b)- false
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Ahot wire operates at a temperature of 200°c while the air temperature is 20°c. the hot wire element is a tungsten wire of 5 um diameter and 2 mm in length. plot using excel current, heat transfer and heat generated by the wire for air velocity varying from 1-10 m/s in steps of lm/s? matlab the sensor voltage output, resistance, or assume nu 0.989 re033pr13 take air properties at tr (200°c20°c)/2 = 110°c properties of tungsten: c 0.13 kj/kg.k 3 p 19250 kg/m k (thermal conductivity) = 174 w/m.k
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Journeyman training is usually related (clo2) a)-to specific tasks b)-to cost analysis of maintenance task c)-to control process to ensure quality d)-to installation of machinery
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Vibration monitoring this technique uses the noise or vibration created by mechanical equipment and in seme cases by plant systems to detemine their actual condtion. a)- true b)- false
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In the diagram, a 980 newton crate is attached to a cable. The cable exerts an upward force of
490...
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