Engineering, 04.09.2019 17:30 Jasten

Two long copper rods of diameter d 10 mm are soldered together end to end, with solder having a melting point of 650 c. the rods are in air at 25 c with a convection coefficient of 10 w/m2 k. what is the minimum power input needed to effect the soldering?

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Two long copper rods of diameter d 10 mm are soldered together end to end, with solder having a melt...