Q150
Two 1 mm thick steel sheets are to be spot welded at a current of 5000 A. Assuming effective resistance to be 200 μm and current flow time of 0.2 second, heat generated during the process will be
A.
0.2 Joule
B.
1 Joule
C.
5 Joule
D.
1000 Joule
AnswerAnswer: Option D
Solution
Answer: Option D
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