Which statement regarding moisture absorbed in the windings or condensed on the surface of electrical machinery insulation is true?

Question

Accepted Answer

Moisture lowers the insulation value and is a common cause of fault grounds in idle machines.

Answer

Moisture is good for long term preserving since most insulation is organic and contains some amount of moisture anyway.

Answer

Moisture will enhance insulation resistance only if it is fresh water and contains no salt.

Answer

Moisture reduces the amount of current supplied or drawn by the machine so horsepower is limited.

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