百度试题 结果1 题目The smallest unit of electric charge is called an ___.相关知识点: 试题来源: 解析 答案:electron 反馈 收藏
The phenomenon of electric charges flowing through a conductor is called ___. A. induction B. conduction C. radiation D. reflection 相关知识点: 试题来源: 解析 B。解析:电荷在导体中流动的现象叫传导(conduction)。选项 A“induction”是感应;选项 C“radiation”是辐射;选项 D“reflection”是反射。...
The movement of charge due to electric fields is called __.的答案是什么.用刷刷题APP,拍照搜索答疑.刷刷题(shuashuati.com)是专业的大学职业搜题找答案,刷题练习的工具.一键将文档转化为在线题库手机刷题,以提高学习效率,是学习的生产力工具
Electric bicycle Brina 2 For many people,a daily commute (通勤) is often a source of headache. Emove Inc, an exhibitor from Argentina, has presented electric bicycle Brina 2 as a solution. Running on long-ange batteries, the e-bike has a maximum speed of 25 miles per hour. Almost all...
the electrical charge(电荷) of its electrodes caused by changes in an object's electrical field. The difference in charge can relate to the type of material, size of the object and shape of the contact area. " It uses the basic principle of a touch screen that detects your finger,"explai...
electric charge- the quantity of unbalanced electricity in a body (either positive or negative) and construed as an excess or deficiency of electrons; "the battery needed a fresh charge" charge electrostatic charge- the electric charge at rest on the surface of an insulated body (which establishe...
结果1 题目 Electricity is the energy made available by the flow of electric charge through a conductor. It is carried by wires or produced by Battery and is used to power machines. ___A、正确B、错误 相关知识点: 试题来源: 解析 正确 反馈 收藏 ...
3.Theamountofelectricchargeismeasuredincoulombs.a.1coulombisthechargecarriedby6.24x10^18e¯.b.1ampis1coulombpersec.4.Batteriesaree¯pumps.a.Theyprovideavoltagedifferencetoacircuit.b.Types:wet-cells&dry-cells 5.Resistancea.Oppositiontotheflowofe¯.b.Itchangeselectricalenergyintothermalenergyand/...
The electric charge which is accumulated to the probe device, thePROBLEM TO BE SOLVED: To achieve shortening of measuring time, simplification of circuit constitution, and reduction of occurrence of operation failure.佐藤 義典
7.1.battery.9.0V0.25F--Y XH0.152.70.15Fig.7.1The resistance of each resistor X is 0.152 and the resistance of resistor Y is 2.7.(i) Show that the current in the circuit is 2.8 A.[3](ii)Calculate the potential difference across the battery.potential difference =...V [2](c) Each res...