单选题Mechanical energy in transition is referred to as ().AhorsepowerBworkCheatDvelocity
单选题
Mechanical energy in transition is referred to as ().
A
horsepower
B
work
C
heat
D
velocity
参考解析
解析:
暂无解析
相关考题:
MEMS的英文名称是() A.MECHANICAL-ELECTRO-MICROSYSTEMSB.MICRO-ELECTRO-MECHANICALSYSTEMSC.MICRO-MECHANICAL-ELECTROSYSTEMSD.ELECTRO-MICRO-MECHANICALSYSTEMS
grammar pratice is usually dividied into two categories:_________________. A、mechanical drilling and meaningful drillingB、mechanical practice and meaningful practiceC、meaningful drilling and communcative drillingD、meaningful practice and communicative practice
Among the basic categories of equipment, which of the following are used to convert mechanical into hydraulic energy?A.the hydraulic pumpsB.valvesC.hydraulic cylindersD.hydraulic motors
What drives us is our mission to acelerate the world' s transition to sustainable, clean energy ,but we will never achieve that missionwe______we eventually demonstrate that we can be sustainably profitable.A、untilB、unlessC、ifD、through
Recently,electric vehicles (EVs) have been claimed to provide a pathway for the transition towards sustainable transportation______EVs’ potential to solve energy and environmental problems,although new problems such as battery waste might appear.A.in behalf ofB.in honor ofC.in charge ofD.in view of
过渡高度以上可供使用的最低飞行高度层。()A、The lowest flight level available for use above the transition altitude.B、The lowest flight layer available for use above the transition height.C、The lowest flight level available for use above the transition height.D、The lowest flight layer available for use above the transition altitude.
对于过渡动画transition-property以下语法格式应用正确的是()。A、transition-duration:none;B、transition-duration:0.3sC、transition-duration:-1s;D、transition-duration:500ms;
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;
关于过渡动画的延迟效果,设置正确的是()。A、transition-delay:none;B、transition-delay:0.3s;C、transition-delay:-1s;D、transition-delay:500ms;
A customer wants to monitor energy consumption for all of their IBM systems. What part of the IBM Systems Director family supports this function?()A、Active Energy ManagerB、PowerVM Energy ManagerC、Power and Energy ManagerD、Thermal and Energy Manager
提供过渡高度层和过渡高度。()A、Transition layer and transition altitude are provided.B、Transition layer and transition height are provided.C、Transition level and transition height are provided.D、Transition level and transition altitude are provided.
过渡高度与过渡高度层之间的空间。()A、The airspace between the transition altitude and the transition level.B、The airspace between the transition height and the transition level.C、The airspace between the transition height or the transition level.D、The airspace between the transition altitude or the transition level.
单选题In a diesel engine, offers the heat energy directly(); works as working medium and changes the heat energy to mechanical energy()Athe burning of the fuel; medium shaftBfuel spray; fresh airCfuel; fuel sprayDthe burning of the fuel; the burned gas mixture
单选题Since heat will not flow freely from a body at a () temperature to another at a () temperature, it is necessary to expend mechanical work, heat, or electrical energy from an external source to achieve refrigeration.Alower;higherBshallower;deeperClarger;smallerDhigher;lower
单选题Among the basic categories of equipment, which of the following are used to convert mechanical into hydraulic energy?()AThe hydraulic pumpsBValvesCHydraulic cylindersDHydraulic motors
单选题() is a machine by which electrical energy is transformed into mechanical energy.AAn alternatorBAn electric motorCA diesel engineDA main switchboard
单选题The centrifugal pump component responsible for converting the mechanical energy of the liquid being pumped, to that of kinetic energy is the ().Aelectric motorBvoluteCimpellerDdiffusion nozzle
单选题A centrifugal pump produces flow with a resulting discharge head by energy conversionIt is typical for the energy conversion to follow the order of ().Amechanical energy to kinetic energy to potential energyBmechanical energy to potential energy to kinetic energyCpotential energy to mechanical energy to kinetic energyDkinetic energy to mechanical energy to potential energy
单选题The energy consumed by an AC motor, as strictly reactive power, is ()Aused to do mechanical workBused to establish the magnetic field of the motorClost as heat generated by the windingsDlost in doing work to turn the motor itself
单选题The essential part of the diesel engine, whose function is to convert the heat energy into the mechanical power, is the ().AcrankshaftBpistonCconnecting rodDbearing
单选题Some of the energy fed into the pump will be dissipated as () due to mechanical inefficiencies, the remainder will be converted into pressure rise and fluid velocity.Ahydraulic headBstatic headCheat energyDsteam
单选题The author says “... the public has no reason to panic” (Paragraph 5) because _____.Athe transition is still thousands of years awayBthe new transition will come 780000 years from nowCthe transition can be precisely predicted by scientistsDthe process of the transition will take a very long time to finish
单选题In a diesel engine,() works as working medium and changes the heat energy to mechanical energy, changes the reciprocating movement to rotary moment()Afuel spray; the burning of the fuelBthe burned gas mixture; connecting rodCmedium shaft;crankshaftDthe burned gas mixture; piston rod
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
单选题The transition of the Earth’s magnetic field is possibly caused by _____.Athe flows of melted iron inside the EarthBthe periodical movement of the EarthCthe mechanical energy of the solar systemDthe force coming from outer space