本课配套习题挑战模式1/5
关于电压表所测对象,以下判断正确的是( )
A: 电压表V1 测电源电压 |
B: 电压表V1 测电路所有用电器的电压 |
C: 电压表V1 测电源与灯L1的电压 |
D: 电压表V1测灯L2的电压 |
- 提示1:PHA+55S15Y6L6KGo5LiO5b6F5rWL55S16Lev5bm26IGUPC9wPg==
- 提示2:PHA+5Y+v55So5Y675rqQ5rOV5Yik5patPC9wPg==
- 答案:RA==
PGRpdj7oi6XnlKjljrvmupDms5XliKTmlq3vvIzpppblhYjlsIbnlLXmupDljrvmjonvvIznnIvnlLXljovooahWPHN1Yj4xPC9zdWI+5LiO5ZOq5Lqb55So55S15Zmo5p6E5oiQ6Zet5ZCI5Zue6Lev77yM55S15rqQ5aSE5LiO55S15Y6L6KGo5aSE55u45b2T5LqO5pat6Lev77yM57uP5Yik5pat5Y+v55+l55S15Y6L6KGoVjxzdWI+MTwvc3ViPuS4jueBr0w8c3ViPjI8L3N1Yj7mnoTmiJDpl63lkIjlm57ot6/jgILpgInpoblE5q2j56Gu44CCPGJyPjwvZGl2Pg==
本课配套习题挑战模式2/5
如图,电源电压不变,开关s断开,电压表测( )
A: L1两端电压 |
B: L2两端电压 |
C: 电源与L1两端电压 |
D: 电源与L2两端电压 |
- 提示1:PHA+55S15Y6L6KGo5LiO5b6F5rWL55S16Lev5bm26IGUPGJyPjwvcD4=
- 提示2:PHA+55Sx5Zu+5Y+v55+l55S15Y6L6KGo5LiO54Gv5rOhTDxzdWI+MTxzdHJvbmc+IDwvc3Ryb25nPjwvc3ViPuW5tuiBlDxicj48L3A+
- 答案:QQ==
PGRpdj7nlLXljovooajkuI7lvoXmtYvnlLXot6/lubbogZTvvIznlLHlm77lj6/nn6XnlLXljovooajkuI7nga/ms6FMPHN1Yj4xPHN0cm9uZz4gPC9zdHJvbmc+PC9zdWI+5bm26IGU77yM5YiZ5Y+v55+lQemAiemhueato+ehrjxicj48L2Rpdj4=
本课配套习题挑战模式3/5
图中电压表测量的是( )
A: 灯L1两端的电压 |
B: 灯L2两端的电压 |
C: 电源的电压 |
D: 灯L1和L2的总电压 |
- 提示1:PHA+55S15Y6L6KGo5piv5rWL6YeP55So55S15Zmo5Lik56uv55S15Y6L55qE5Luq6KGo77yM5L2/55So55S15Y6L6KGo5rWL6YeP55So55S15Zmo5Lik56uv55S15Y6L5pe277yM5b+F6aG75L2/55S15Y6L6KGo5LiO55So55S15Zmo5bm26IGUPC9wPg==
- 提示2:PHA+5Y+v6YCJ55So5Y675rqQ5rOV5oiW6ICF55+t6Lev5rOVPC9wPg==
- 答案:QQ==
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
本课配套习题挑战模式4/5
如图电路,电压表测量的电压是( )
A: 电源两端的电压 |
B: 灯R2和电源两端的电压之和 |
C: 灯R2两端的电压 |
D: 灯R1两端的电压 |
- 提示1:PHA+55S15Y6L6KGo5piv5bm26IGU5L2/55So55qE77yM5Yik5pat5Ye655S15Y6L6KGo5LiO5ZOq5Liq55S16Zi75bm26IGU5Y2z5Y+vPGJyPjwvcD4=
- 提示2:PHA+5Y+v5Lul55So55+t6Lev5rOV5oiW5Y675rqQ5rOVPGJyPjwvcD4=
- 答案:Qw==
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
本课配套习题挑战模式5/5
如图所示的电路中,电压表测的是( )
A: L1 与L2 的总电压 |
B: 电源电压 |
C: L2两端电压 |
D: L1两端电压 |
- 提示1:PHA+55S15Y6L6KGo5LiO6KKr5rWL55So55S15Zmo5bm26IGU77yM5qC55o2u55S15Y6L6KGo5omA5bm26IGU55qE55S16Lev6L+b6KGM5YiG5p6QPC9wPg==
- 答案:Qw==
PGRpdj7ku47nlLXot6/lm77kuK3lj6/ku6XnnIvlh7rvvIzlvZPlvIDlhbPpl63lkIjvvIznlLXljovooajlubbogZTlnKhMPHN1Yj4yPC9zdWI+5Lik56uv77yM5Zug5q2k55S15Y6L6KGo5rWL6YePTDxzdWI+Mjwvc3ViPuS4pOerr+eahOeUteWOi++8jjxicj7mlYXpgIlD77yOPC9kaXY+