高考物理总复习第八章恒定电流第47课时测定金属的电阻率实验提能课资料市赛课公开课一等奖省名师优质课获.pptx

结 束,测定金属的电阻率(实验提能课),理清实验要点,抓牢常规考点,课时达标检测,突破创新考点,1/29,2/29,3/29,4/29,5/29,6/29,7/29,8/29,9/29,10/29,11/29,12/29,次数,1,2,3,4,5,6,7,U/V,0.10,0.30,0.70,1.00,1.50,1.70,2.30,I,/A,0.020,0.060,0.160,0.220,0.340,0.460,0.520,13/29,14/29,15/29,16/29,17/29,18/29,19/29,20/29,21/29,22/29,23/29,24/29,25/29,26/29,27/29,28/29,29/29,