Engineering, 05.12.2019 19:31 joynerjaila
6. an arc welding machine delivers 4500 w of power to the surface of two steel plates that are to be joined by a butt weld. sixty percent (60%) of the power is transferred to an area that can be represented by a circle with a diameter of 5 mm. calculate the power density in w/mm2. answers are rounded to 2 decimal places (x. xx).
a. 137.51
b. 229.18
с. 687.55
d. 550.04
e. none of the above
Answers: 2
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6. an arc welding machine delivers 4500 w of power to the surface of two steel plates that are to be...
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