【单选题】
一台三相6极电动机,每极每相槽数q=3,则定子总槽数Z1和极距<imgsrc="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203180440_306.png"alt=""/>分别为()
①
<imgsrc="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203181207_212.png"alt=""/>
②
<imgsrc="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203181245_909.png"alt=""/>
③
<imgsrc="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191203/20191203180627_185.png"alt=""/>
【单选题】
一台变单相压器在高压边做空载实验求得的励磁参数和在低压边做空载实验求得的参数应()。假设<imgwidth="184"height="48"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTFD.files/DJYTFD36321.png">.
①
大<imgwidth="40"height="43"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTFD.files/DJYTFD36433.png">倍
②
小<imgwidth="40"height="43"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTFD.files/DJYTFD36556.png">