a metal rod is pulled upwards with velocity V through a magnetic field pointing into the paper
why it is not correct? The induced e.m.f. increases as the velocity increases
PHYSIC
2010-04-06 1:54 am
回答 (1)
2010-04-06 2:44 am
收錄日期: 2021-04-29 17:34:53
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100405000051KK01096