During electric welding, the current strength reaches 200 A. What electric charge passes
September 10, 2021 | education
| During electric welding, the current strength reaches 200 A. What electric charge passes through the cross section of the electrode in 1 s? In 1 min?
Given:
I = 200 Amperes – electric welding current;
t1 = 1 second – time interval;
t2 = 1 minute = 60 seconds – time span.
It is required to determine which charge E1 and E2 (Coulomb) passes through the cross-section of the electrode during the time intervals t1 and t2.
In the first case:
E1 = I * t1 = 200 * 1 = 200 Pendant.
In the second case:
E2 = I * t2 = 200 * 60 = 12000 Coulomb.
Answer: in 1 second, a charge equal to 200 Coulomb passes through the cross section of the electrode, in 1 minute – 12000 Coulomb.
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