网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
The most inefficient method of voltage reduction from the stand point of power loss, is a/an （）
A
capacitor in series with the load
B
inductor in series with the load
C
capacitor and inductor in series with the load
D
resistor in series with the load
参考答案
参考解析
解析：
暂无解析
更多 “单选题The most inefficient method of voltage reduction from the stand point of power loss, is a/an （）A capacitor in series with the loadB inductor in series with the loadC capacitor and inductor in series with the loadD resistor in series with the load” 相关考题
考题
three ways of presenting grammar are most frequently used and discussed; they are the deductive method, the inductive method and ______________.
A. the guided discovery methodB. the cognitive methodC. the discovery methodD. the guided method
考题
Apart from borrowing from hanks, a firm or an individual can obtain funds in a financial market in two ways. The most common method is to issue a (61) , such as a bond or a mortgage, which is a (62) by the borrower to pay the holder of it at (63) until a specified date, when a final payment is made. The (64) of it is the time of expiration date. The second method of raising funds is by issuing (65) , such as common stock, which are claims to share in the net income and the assets of a business.(46)A．debt instrumentB．letter of creditC．letter of guaranteeD．certificate of deposit
考题
three ways of presenting grammar are most frequently used and discussed; they are the deductive method, the inductive method and _________________.
A、the discovery methodB、the cognitive methodC、the guided methodD、the guided discovery method
考题
One of the most common causes of reduction gear failure is gear wear caused by scoring as a result ofA.surface fatigue of the gearsB.an inadequate lube oil filmC.plastic flow of the gearsD.fretting corrosion from water
考题
The word "bonfire" ( Line 5, Para.3.) most probably means_______.（ ）[A] success[B] reduction[C] faiiure[D] expansion
考题
There are many different ways of presenting grammar in the classroom. Among them, three are most frequently used and discussed. Which one does not be|ong to them?
A．The deductive method.
B．The inductive method.
C．The guided discovery method.
D．The productive method.
考题
It is accepted by most experts of foreign language teaching that the Grammar-Translation Method originated from the 16th century.（）A对B错
考题
It is accepted by most experts of foreign language teaching that the Grammar-Translation Method originated from the 16th century.（）
考题
Which is the MOST effective method for generating support for your project plan？（）A、Requiring stakeholders to sign-off on project plan componentsB、Requesting input from all stakeholders during the planning processC、Providing an open line of communication regarding the projectD、Clearly illustrating how the project relates to the company’s objectives
考题
A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?（）A、The computer is unable to work in the US because of EU licensing arrangementsB、The power supply needs to be replaced with one rated for 110 wattsC、The power supply needs a power inverter to handle the change in cyclesD、The power supply voltage needs to be switched to 110 from 220
考题
Which of the following is the MOST effective method to restrict staff members from accessing a service on a company server？（）A、 Implement ACLs.B、 Disable accounts for staff members who do not require server access.C、 Implement anti-spam software on the server.D、 Implement anti-virus software on the server.
考题
单选题Voltage generated by most AC generators is fed from the machine to the bus by means of（）.A
brushes on a commutatorB
brushes on slip ringsC
slip rings on a commutatorD
direct connections from the stator
考题
单选题Which of the listed items will stop a motor due to a reduction in voltage and restart it when the voltage is restored to normal?（）A
Low voltage protection circuitB
Non-renewable link fuseC
Renewable link fuseD
Low voltage release circuit
考题
单选题The instantaneous reduction in voltage of an AC generator, resulting from an increase in load, and prior to the automatic voltage regulator correcting the situation, is called voltage （）.A
droopB
dropC
dipD
regulation
考题
判断题It is accepted by most experts of foreign language teaching that the Grammar-Translation Method originated from the 16th century.（）A
对B
错
考题
单选题The most accurate method of determining gyrocompass error while underway is by（）.A
Comparing the gyro azimuth of a celestial body with the computed azimuth of the bodyB
Comparing the gyro heading with the magnetic compass headingC
Determining from the chart the course made good between celestial fixesD
It cannot be determined accurately at sea due to drift of unknown currents
考题
单选题Which of the following tools is BEST used to measure voltage and amperage from a power source?（）A
Loopback PlugB
MultimeterC
Power Supply TesterD
Extension Magnet
考题
单选题The star-delta starter is an effective method of （） voltage starting of a motor.A
increasedB
reducedC
unchangedD
None of the above
考题
单选题The alternating current generator supplying a load has a voltage drop resulted from the loadWhen the load has a lagging power factor this voltage drop （）.A
is smallB
may be neglectedC
is usefulD
is considerable
考题
单选题Some medium and high-speed diesel engines require reduction gear units to provide a useful propeller speedIn most reduction gears, the bull gear（）A
must churn the oil in the sumpB
is connected to the propeller shaftC
is driven at the highest RPMD
compensates for alignment variations between the engine and pinion gear
考题
单选题In the event of a failure， what would be the MOST complete method for recovering the WebSphere Commerce database？（）A
Recreate the database from the staging server.B
Restore a database backup.C
Reload the data using Mass Loader.D
Republish the store archive.E
Republish from WebSphere Catalog Manager.
考题
单选题The author of the text puts the word “deepest” (line 13, paragraph 3) in quotation marks most probably in order to ______.A
signal her reservations about the accuracy of psychohistorians’ claims for their workB
draw attention to a contradiction in the psychohistorians’ methodC
emphasize the major difference between the traditional historians’ method and that of psychohistoriansD
disassociate her opinion of the psychohistorians’ claims from her opinion of their method
考题
单选题A military member has just returned to the United States from Europe and reports their personaldesktop computer does not work. Which of the following is the MOST logical solution to thisproblem?（）A
The computer is unable to work in the US because of EU licensing arrangementsB
The power supply needs to be replaced with one rated for 110 wattsC
The power supply needs a power inverter to handle the change in cyclesD
The power supply voltage needs to be switched to 110 from 220
考题
单选题The most common source of excitation for synchronous motors is a/an （）.A
low voltage batteryB
motor attenuator setC
DC exciter generatorD
AC supply
考题
单选题Which method is used to detect rot in manila lines?（）A
Feeling the surface of the line for broken fibersB
Measuring the reduction in circumference of the lineC
Observing for the appearance of mildew on the outer surfaceD
Opening the strands and examining the inner fibers
考题
单选题A constant output voltage from an AC generator is maintained by the （）.A
prime mover governorB
exciter generatorC
voltage regulatorD
reverse power relay
考题
单选题The most effective method in removing water from diesel fuel oil is by（）A
centrifuging the fuelB
using it in the engineC
heating the fuel tanksD
starting the fuel
热门标签
最新试卷
