For ammeter A1,milliamperemeter or digital ammeter shall be used while for ammeter A2 amperemeter upto 50 A or digital ammeter shall be used. 电流表A1应选用量程为毫安级电流表或选用数字电流表; 电流表A2应选用量程为50 A以下的安培级电流表或选用数字电流表。
Amperemeter inner resistance measure experiment method in teaching material analyses the system error and experiment method can be ameliorated. 对教材中电流表内阻测量实验方法分析其系统误差,从而对实验方法进行改进。
We analyze the error reasons of inferring inside block of amperemeter in the middle divisor,as well as bring forward betterment measure. 本文分析了用半偏法测电流计内阻时误差产生的可能原因 ,并提出改进措施。
Commonly used has the galvanometer, the amperemeter, a volt idea, the electric bridge, the potential difference counts and so on. 常用的有电流表，电流表，电压的概念，电桥，电位差计数等。
The paper introduces the basic method to calibrate Pincer Amperemeter currently namely Ampere-turn Equilibrium method. The feasibility of this method is analyzed with the practical experiments, and the experimental datd are given. 文章介绍了目前校验钳形电流表的基本方法 ,即安匝平衡法 ,并结合具体实验对该方法的可行性进行了分析 ,给出了实验数据
A kind of new method for daily checking wire rope is introduced,which checks the state of wire rope by means of a circuit consisting of one electrical source,one amperemeter,two connecting buttons,a piece of conducting wire and one thermometer. 介绍了一种日检钢丝绳的新方法,该方法通过一个由电源、电流表、接线扣、导线和温度计组成的电路来检查钢丝绳的状况。
