Engineering, 20.02.2020 18:41 baseball1525
Surveyors are calculating the area of a plot of land. On site they measured the plot of land to have a width of W=(74.25ft,±0.086ft) and a length of L=(120.45ft,±0.067ft), with their respective 50% errors. What is the probable error that the surveyor needs to report to his client for the area measurement?Express your answer with appropriate units to five significant figures.
Answers: 3
Engineering, 04.07.2019 16:10, TheOriginalMeyah
An electrical motor raises a 50kg load at a construct velencity .calculate the power of the motor, if it takes 40sec to raise the load through a height of 24m(take g =9.8n/g)
Answers: 2
Engineering, 04.07.2019 18:10, DestyHilBan1183
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.
Answers: 3
Engineering, 04.07.2019 18:10, leomessifanboy678
The filament of an incandescent lamp has a temperature of 2000k. calculate the fraction of radiation emitted in the visible light band if the filament is approximated as blackbody
Answers: 2
Surveyors are calculating the area of a plot of land. On site they measured the plot of land to have...