Q19
In an arc welding experiment, the current, voltage and electrode travel speed were 140 A, 22 V, and 15 cm/min respectively. The heat input per unit length of the weld is given by . . . . . . . . kJ/cm.
A.
24.64
B.
4.62
C.
9.24
D.
12.32
AnswerAnswer: Option D
Solution
Answer: Option D
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