Chemical Engineering

Quiz #92

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Chemical Engineering Quiz - 20 Questions

1

Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysteresis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%) ?
2

Teflon (PTFE) is corroded by_______________?
3

Liners of a ball mill are never made of__________________?

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