General Studies · Production Technology
In an Electrochemical Machining (ECM) process with a pure iron workpiece, a Material Removal Rate (MRR) of 5 cm3/min is required. What will be the required current? [Gram atomic weight of iron = 56g, valency = 2, density of iron = 7.8g/cm3 and F = 96500 coulombs]
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 122.4 amp
- 22240 amp✓
- 32.24 amp
- 4224 amp
Correct answer
2240 amp
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