Physics · Electromagnetism
In a purely inductive coil connected to a DC source, the rate of change of current is maximum:
- 1when the current reaches 63.2% of its maximum value
- 2near the final maximum steady-state value of current
- 3at the start of current flow (t = 0)✓
- 4after one time constant
Correct answer
at the start of current flow (t = 0)
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