What is the alternative name of the World Bank？

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• The star formation is most commonly used and requires（） on the alternator.

  A . one slip-ring B . two sliprings C . three sliprings D . four slipring

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• The output voltage of a three-phase alternator is regulated by the （）.

  A . AC voltage to the armature B . AC voltage to the field C . DC voltage to the armature D . DC voltage to the field

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• （）is a function of the reactive / resistive characteristics of the load items and cannot be adjusted by manipulating the alternator control devices.

  A . Power factor B . Power ratio C . compression ratio D . Compression factor

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• The frequency of an alternator is controlled from the main switchboard by adjusting the（）

  A . frequency meter B . voltage regulator C . governor control D . sychroscope switch

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• The Vessel is（）for heavy cargoes and can sail with alternate holds empty.

  A . intensified B . strengthened C . increased D . solid-built

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• （） is provided to alternators, in the event of prime mover failure to ensure that the alternator does not act as a motor.

  A . Reverse current protection B . Reverse power protection C . Synchronising device D . Frequency meter

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• The field coils（） and the armature is（）This is in fact the arrangement adopted for large, heavy duty alternators.

  A . stationary；rotate B . stationary；stationary C . rotate；stationary D . rotate；rotate

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• An alternator switchboard has a synchroscope and synchronizing lamps, if the synchroscope is broken, which of the steps listed is the most essential before an alternator can be paralleled with the bus （）

  A . The breaker should be closed when one synchronizing lamp is dark and the other is bright B . The breaker should be closed when both synchronizing lamps are bright C . The frequency meter should be used to determine that the incoming alternator frequency is slightly higher than the bus D . A portable phase sequence indicator must be used to verify the information from the lam

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• What is the alternative notation for the IPV6 address B514：82C3：0000：0000：0029：EC7A：0000：EC72？（）

  A . B514：82C3：0029：：EC7A：0000：EC72 B . B514：82C3：0029：EC7A：EC72 C . B514：82C3：：0029：EC7A：0：EC72 D . B514：82C3：：0029：EC7A：EC72

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• IS - IS is often considered an alternative to OSPF in the IP world. Which two statements identify similarities between IS -IS and OSPF?（）

  A . support for designated intermediate systems and backup designated intermediate systems B . support for multip le areas per router C . support for classless routing D . support for address summarization between areas E . support for both DIS adjacencies and neighbor adjacencie

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• With No~1 and No~2 alternators running in parallel and the KW loads equally shared, one alternator is drawing much higher current than the other.What does this indicate?（）

  A . The alternators are not generating the same voltages and should be adjusted on automatic voltage regulator rheostats B . Alternator frequencies are different and should be adjusted on the governor speed controllers C . Alternators are out of phase and should be tripped and paralleled again D . One alternator has lost one of its phase

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• The division of kilowatt load between two paralleled alternators is determined by the （）

  A . amount of field excitation of the leading machine B . load-speed characteristics of the governors C . amount of field excitation to the lagging machine D . type of alternator

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• The frequency of the alternating current generated by a synchronous generator is governed by the speed and the（）

  A . full excitation B . load C . power factor D . number of pole

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• You are creating a dial-up connection for Internet access. The wizard cannot access the default Internet Service Providers （ISP） with either of the numbers provided. What is your alternate method for setting up the connection？（）

  A . Configure the dial-up connection to negotiate with the server using Challenge-Handshake  Authentication Protocol (CHAP). B . You can choose the option to set up the Internet connection manually if you know the ISP's  phone number and your account and password already. C . You need to provide a known IP address before attempting to connect to the ISP server. D . Your ISP is requiring Data Encryption. Configure the dial- up connection to use it.&e

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• The frequency output of an operating alternator is controlled by the （）.

  A . relative speed of the rotor poles B . number of turns of wire in the armature coil C . strength of the magnets used D . output voltage

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• A three-phase alternator operates at 450 volts with a power factor of 0~8.If the ammeter indicates 250 amperes, what should be the KW meter reading （）.

  A . 90~0 kw B . 127~27 kw C . 155~70 kw D . 194~85 kw

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• Is there a viable alternative the present system?

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• What is the implying meaning of “Alternative Rock”?

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• 13. According to the passage, which of the following is suggested as the last alternative that consumers may turn to?

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• A major concern for the viability of current alternative fuels is the _____ needed to produce the required materials.

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• Using the diagram in the Special window, what is the probability that Alternative I will be adopted and completed below budget:

  A 1.4 B 0.8 C 0.2 D 0.12 E None of the above

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• One assumption of rationality is that we cannot know all of the alternatives.（)

  是 否

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• With No.1 and No.2 alternators running in parallel and the kW loads equally shared, one alternator is drawing much higher current than the otherWhat does this indicate？

  A.The alternators are not generating the same voltages and should be adjusted on automatic voltage regulator rheostats B.Alternator frequencies are different and should be adjusted on the governor speed controllers C.Alternators are out of phase and should be tripped and paralleled again D.One alternator has lost one of its phases

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• If a four-engine air carrier airplane is dispatched from an airport that is below landing minimums, what is the maximum distance that a departure alternate airport may be located from the departure ai

  A、Not more than 2 hours at cruise speed with one engine inoperative B、Not more than 2 hours at cruise speed in still air with one engine inoperative C、Not more than 1 hour at cruise speed in still air with one engine inoperative

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