单项选择题
If two AC generators are operated in parallel, the load is distributed evenly by（）
A.a rheostat
B.a balancing coil
C.changing field excitation
D.adjusting the governor settings
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相关考题
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What would the amps be at 240 volts with an 8 ohm resistance?（）
A.32~5 amps
B.25 amps
C.1~5 amps
D.30 amps -
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The actual rudder angle reading is（）
A.the rudder angle indicator reading
B.the desired rudder angle reading
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单项选择题
According to the passage, during the tests,（）
A.the rudder should be moved through its full extent
B.the rudder should be moved in starboard direction
C.the rudder should be moved with the ship at maximum speed
D.the rudder should be moved with the ship at minimu
