本课配套习题挑战模式1/5
A: |
B: |
C: |
D: |
- 提示1:IOeUtei3r+W/hemhu+e7hOaIkOmDqOWIhu+8mueUtea6kO+8jOW8gOWFs++8jOWvvOe6v++8jOeUqOeUteWZqA==
- 提示2:IOmBv+WFjeaWrei3r+WSjOefrei3rw==
- 答案:RA==
PGRpdj5B5peg55S15rqQPC9kaXY+PGRpdj5C44CB5byA5YWzU+mXreWQiO+8jOWwj+eBr+azoUw8c3ViPjE8L3N1Yj7ooqvmlq3ot688L2Rpdj48ZGl2PkPjgIHlvIDlhbNT6Zet5ZCI77yM5Lik54Gv5rOh5Z2H6KKr55+t6LevPC9kaXY+
本课配套习题挑战模式2/5
A: 仍然亮 |
B: 不亮 |
C: 有的亮,有的不亮 |
D: 无法判断 |
- 提示1:IOeUtei3r+S4suiBlO+8jOacieS4gOWkhOaWrei3r++8jOaVtOS4queUtei3r+mDveS4jeiDveato+W4uOW3peS9nA==
- 答案:Qg==
PGRpdj7nlLXnga/kuLLogZTvvIzmnInkuIDkuKrnga/kuJ3mlq3kuobvvIznm7jlvZPkuo7mlq3ot6/vvIzliJnpg73kuI3kuq48L2Rpdj4=
本课配套习题挑战模式3/5
击剑比赛中,当甲方运动员的剑(图中用“S甲”表示)击中乙方的导电服时,电路导通,乙方指示灯亮. 当乙方运动员的剑(图中用“S乙”表示)击中甲方的导电服时,电路导通,甲方指示灯亮. 下面能反映这种原理的电路是( )
A: |
B: |
C: |
D: |
- 提示1:PHA+55S16Lev5Li655qE6L+e5o6l5pa55byP5Li65bm26IGUPGJyPjwvcD4=
- 提示2:PHA+5byA5YWzUzxzdWI+55SyPC9zdWI+6Zet5ZCI54GvTDxzdWI+5LmZPC9zdWI+5Lqu77yM5byA5YWzUzxzdWI+5LmZPC9zdWI+6Zet5ZCI77yM54GvTDxzdWI+55SyPC9zdWI+5LquPGJyPjwvcD4=
- 答案:RA==
PGRpdj7kvp3popjmhI/vvIzlvIDlhbNTPHN1Yj7nlLI8L3N1Yj7pl63lkIjnga9MPHN1Yj7kuZk8L3N1Yj7kuq7vvIzlvIDlhbNTPHN1Yj7kuZk8L3N1Yj7pl63lkIjvvIznga9MPHN1Yj7nlLI8L3N1Yj7kuq7vvIznlLXot6/lubbogZTvvIzliJnpgInpoblE56ym5ZCI6aKY5oSPPGJyPjwvZGl2Pg==
本课配套习题挑战模式4/5
单独闭合开关S1后,只有L1亮;单独闭合开关S2后,L1和L2都会亮. 下面设计的电路图符合要求的是( )
A: |
B: |
C: |
D: |
- 提示1:PHA+QeOAgemXreWQiFM8c3ViPjI8L3N1Yj7vvIzlj6rmnInnga9MPHN1Yj4yPC9zdWI+5LquPGJyPjwvcD4=
- 提示2:PHA+QuOAgemXreWQiFM8c3ViPjI8L3N1Yj7vvIznga9MPHN1Yj4yPC9zdWI+5LiN5LquPGJyPjwvcD4=
- 提示3:PHA+ROOAgemXreWQiFM8c3ViPjI8L3N1Yj7vvIznlLXmupDnn63ot688YnI+PC9wPg==
- 答案:Qw==
PGRpdj5B44CB6Zet5ZCIUzxzdWI+Mjwvc3ViPu+8jOWPquacieeBr0w8c3ViPjI8L3N1Yj7kuq48YnI+PC9kaXY+PGRpdj5C44CB6Zet5ZCIUzxzdWI+Mjwvc3ViPu+8jOeBr0w8c3ViPjI8L3N1Yj7kuI3kuq48YnI+PC9kaXY+PGRpdj5E44CB6Zet5ZCIUzxzdWI+Mjwvc3ViPu+8jOeUtea6kOefrei3rzxicj48L2Rpdj4=
本课配套习题挑战模式5/5
如图所示,下列说法中正确的是( )
A: 当S1、S2都断开时,三盏灯是并联 |
B: 当S1、S2都闭合时,三盏灯是串联 |
C: 当S1断开、S2闭合时,只有L3发光 |
D: 当S1闭合、S2断开,只有L3发光 |
- 提示1:PHA+QS7lvZNTPHN1Yj4xPC9zdWI+44CBUzxzdWI+Mjwvc3ViPumDveaWreW8gOaXtu+8jOS4ieebj+eBr+aYr+S4suiBlDxicj48L3A+
- 提示2:PHA+Qi4g5b2TUzxzdWI+MTwvc3ViPuOAgVM8c3ViPjI8L3N1Yj7pg73pl63lkIjml7bvvIzkuInnm4/nga/mmK/lubbogZQ8YnI+PC9wPg==
- 提示3:PHA+RC4g5b2TUzxzdWI+MTwvc3ViPumXreWQiOOAgVM8c3ViPjI8L3N1Yj7mlq3lvIDvvIzlj6rmnIlMPHN1Yj4xPC9zdWI+5Y+R5YWJPGJyPjwvcD4=
- 答案:Qw==
PGRpdj5BLuW9k1M8c3ViPjE8L3N1Yj7jgIFTPHN1Yj4yPC9zdWI+6YO95pat5byA5pe277yM5LiJ55uP54Gv5piv5Liy6IGUPGJyPjwvZGl2PjxkaXY+Qi4g5b2TUzxzdWI+MTwvc3ViPuOAgVM8c3ViPjI8L3N1Yj7pg73pl63lkIjml7bvvIzkuInnm4/nga/mmK/lubbogZQ8YnI+PC9kaXY+PGRpdj5ELiDlvZNTPHN1Yj4xPC9zdWI+6Zet5ZCI44CBUzxzdWI+Mjwvc3ViPuaWreW8gO+8jOWPquaciUw8c3ViPjE8L3N1Yj7lj5HlhYk8YnI+PC9kaXY+