单选题Inductance is the property of an electric circuit that ()Aopposes any change in the applied voltageBopposes any change in the current flow through the circuitCaids any changes in the applied voltageDaids any changes in the current through the circuit
单选题
Inductance is the property of an electric circuit that ()
A
opposes any change in the applied voltage
B
opposes any change in the current flow through the circuit
C
aids any changes in the applied voltage
D
aids any changes in the current through the circuit
参考解析
解析:
暂无解析
相关考题:
In order to cut down on the carbon emission, more people choose to travel_.A.by electric car, bicycle or planeB.by private car, bicycle or busC.by bus, electric car or planeD.by bicycle, bus or electric car
You are creating a Windows Communication Foundation (WCF) service that accepts messages from clients when they are started. The message is defined as follows:[MessageContract] public class Agent { A. Add a MessageBodyMember attribute to the CodeName property and set the ProtectionLevel to Sign. Add a MessageBodyMember attribute to the SecretHandshake property and set the ProtectionLevel to EncryptAndSign.B. Add a DataProtectionPermission attribute to the each property and set the ProtectData property to true.C. Add an xmlText attribute to the CodeName property and set the DataType property to Signed. Add a PasswordPropertyText attribute to the SecretHandshake property and set its value to true.D. Add an ImmutableObject attribute to the CodeName property and set its value property to true. Add a Browsable attribute to the SecretHandshake property and set its value to false.
A circuit breaker and a fuse have a basic similarity(类似) in that they both ______.A.can be reset to energize the circuitB.should open the circuit when overloadedC.will burn out when an over current flow developsD.should short the circuit when overloaded
A circuit breaker and a fuse have a basic similarity in that they both______.A.can be reset to energize the circuitB.should open the circuit when overloadedC.will burn out when an over current flow developsD.should short the circuit when overloaded
If an attempt is made to hoist a load that exceeds the capacity of an electric winch,an overload safety device causes a circuit breaker to cut off the current to the winch motor ______.A.when the line pull reaches the rated winch capacityB.after the line pull exceeds the rated winch capacityC.after a short build-up of torqueD.immediately
On an ONS 15454 node you can tunnel a(n) ().A、 SDH circuit over a SONET network delivering it as an SDH signalB、 SDH circuit over a SONET network delivering it as a SONET signalC、 SONET circuit over an SDH network delivering it as an SDH signalD、 SONET circuit over an SDH network delivering it as a SONET signal
Which of the following statements concerning intellectual property is wrong?()A、Intellectual property is an intangible creationB、Intellectual property in ludes patents,trademarks,copyrights,etc.C、Intellectual property is a visible creationD、There are some agreement sconcerning intellectual property under the WTO
transition-property属性语法格式正确的是()。A、transition-property:name;B、transition-property:none;C、transition-property:widthheight;D、transition-property:all;
On an ONS 15454 node you can tunnel an ().A、SDH circuit over a SONET network delivering it as an SDH signalB、SDH circuit over a SONET network delivering it as a SONET signalC、SONET circuit over an SDH network delivering it as an SDH signalD、SONET circuit over an SDH network delivering it as a SONET signal
You have a custom button, with should have a Property "IsActive", one must be able to bind this Property on a class Property.()A、Dependency PropertyB、INotifyPropertyChangedC、net Property
单选题In a series circuit, which value will remain unchanged at all places in the circuit?()AVoltageBCurrentCResistanceDInductance
单选题Running an electric winch at slow speed over a long period of time causes().Athe speed to be retarded by the friction brakeBa load to go downward at full speedCthe circuit breaker to turn offDthe resistors to overheat and eventually burn out
单选题On an ONS 15454 node you can tunnel a(n) ().A SDH circuit over a SONET network delivering it as an SDH signalB SDH circuit over a SONET network delivering it as a SONET signalC SONET circuit over an SDH network delivering it as an SDH signalD SONET circuit over an SDH network delivering it as a SONET signal
单选题操作完后,关掉电动机。()AAfter operation, start the electric motor.BBefore operation, stop the electric motor.CBefore operation, start the electric motor.DAfter operation, stop the electric motor.
单选题Tools with ()handles should be used to check electric circuit.AplasticBmetalCstainless steelDcopper
单选题Electric generators can be protected against overload().AWith switchesBWith a governor on the engineCWith fuses or circuit breakersDBy using heavy wire
单选题Capacitance is the property of an electric circuit opposing a change in the ()Acurrent in the circuitBvoltage in the circuitCinductance in the circuitDresistance in the circuit
单选题If the electric motor driving an air compressor fails to start, the cause may be a ().Aleaking unloaderBtripped circuit breakerCcontrol line leakDdefective pop valve
单选题A circuit that has one wire in contact with the hull of the ship is a()Aseries circuitBgrounded circuitCshort circuitDclosed circuit
单选题If an attempt is made to hoist a load that exceeds the capacity of an electric winch,an overload safety device causes a circuit breaker to cut off the current to the winch motor().Awhen the line pull reaches the rated winch capacityBafter the line pull exceeds the rated winch capacityCafter a short build-up of torqueDimmediately
单选题Which of the following statements concerning intellectual property is wrong?()AIntellectual property is an intangible creationBIntellectual property in ludes patents,trademarks,copyrights,etc.CIntellectual property is a visible creationDThere are some agreement sconcerning intellectual property under the WTO
单选题Who was the most famous of all American inventors and invented electric lamp, phonograph, motion pictures and parallel circuit?AJohn StevensBAlexander Graham BellCThomas Alva EdisonDJohn H. Hall
单选题The purpose of a main switchboard circuit breakers reverse-power trip is to ().Aprevent main circuit overloadBprotect the circuit breaker blowout coilCprevent alternator motorizationDprevent low voltage tripout
单选题A circuit breaker differs from a fuse in that a circuit breaker ().Amelts and must be replacedBis enclosed in a tube of insulating material with metal ferrules at each endCgives no visual indication of having opened the circuitDtrips to break the circuit and may be reset
单选题What type of electric motor is most commonly used on board ship?()Anon-synchronous electric motorBsynchronous electric motorCfully enclosed electric motorDwatertight electric motor
单选题You have a custom button, with should have a Property "IsActive", one must be able to bind this Property on a class Property.()ADependency PropertyBINotifyPropertyChangedCnet Property
单选题A transformer in an electric circuit serves to ()Agenerate its own electrical powerBtransform electrical energy into mechanical energyCincrease or decrease circuit voltage as requiredDconvert AC current to DC current