單項選擇題

To repair a small electrical motor that has been submerged in saltwater, you should （）.

A.wash it with fresh water and apply an external source of heat
B.renew the windings
C.send it ashore to an approved service facility
D.rinse all electrical parts with a carbon tetrachloride cleaning solvent and then blow dry the motor with compressed air

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單項選擇題

A fuse that blows often should be replaced only with a fuse of （）.

A.the recommended current and voltage rating
B.higher current and voltage rating
C.higher current and lower voltage rating
D.lower current and higher voltage rating

單項選擇題

A constant output voltage from an AC generator is maintained by the （）.

A.prime mover governor
B.exciter generator
C.voltage regulator
D.reverse power relay

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To repair a small electrical motor that has been submerged in saltwater, you should （）.

你可能感興趣的試題

A fuse that blows often should be replaced only with a fuse of （）.

A constant output voltage from an AC generator is maintained by the （）.

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