对称正序三相电压源星形联接,若相电压uA=10sin(wt-60°),则线电压uAB=
A: 17.32sin(wt-30°)
B: 17.32sin(wt-60°)
C: 17.32sin(wt-150°)
D: 17.32sin(wt+150°)
A: 17.32sin(wt-30°)
B: 17.32sin(wt-60°)
C: 17.32sin(wt-150°)
D: 17.32sin(wt+150°)
举一反三
- 对称正序三相电压源星形联接, 若相电压uA=100 sin(ωt- 60°)V,则线电压uBC=( )V。 A: 17.32sin(ωt-150°) B: 17.32sin(ωt+90°) C: 17.32sin (ωt-150°) D: 17.32sin(ωt-90°)
- 已知对称三相电源的相电压uA=10sin(wt+60°)V,相序为A-B-C,则当电源星形联结时,线电压UAB为() A: 17.32sin(wt-30°) V B: 17.32sin(wt+90°) V C: 10sin(wt+90°)V D: 17.32sin(wt+150°) V
- 对称正序三相电压源星形联接, 若相电压uA=100 sin(ωt- 60°)V,则线电压uBC=______ V
- 已知对称三相电源的相电压uA=10sin(ωt+60°)V,相序为A─B─C,则当电源星形联接时线电压uAB为_____V。 A: 17.32sin(ωt+90°) B: 10sin(ωt+90°) C: [img=43x26]1803cbe20022512.png[/img]sin(ωt-30°) D: [img=43x26]1803cbe20022512.png[/img]sin(ωt+150°)
- 中国大学MOOC: 对称正序三相电压源星形联接,若相电压uA=10sin(wt-60°),则线电压uAB=