(1)图1是伏安法测小灯泡电阻的实物图,要使滑动变阻器的滑片P向右移动时,电流表

题型:实验题

问题:

(1)图1是伏安法测小灯泡电阻的实物图,要使滑动变阻器的滑片P向右移动时,电流表的示数变大,请将滑动变阻器正确接入电路

(2)如图2所示,小灯泡两端的电压为_________,通过小灯泡的电流为_________,则小灯泡的电阻为_________.

(3)某同学连完电路后,用开关试触时,发现电压表、电流表分别出现如图3所示的情况.电流表产生此现象的原因是_________;电压表产生此现象的原因是_________.

考点:伏安法测电阻欧姆定律及其应用电路的连接电路故障分析电流的测量,电流表的使用及读数方法
题型:实验题

小王和他的几个朋友开办了一家合伙企业,由于经营管理不善而破产。对于企业债务,下列说法正确的是                           ( )

A.小王应以以个人财产承担无限责任

B.小王和朋友以注册资本为限承担责任

C.小王和朋友以法人资本为限承担责任

D.小王和朋友承担无限连带责任

题型:实验题

李逵在武松经营的酒店进餐时饮酒过度,离去时拒付餐费,武松不知李逵的身份和去向。李逵酒醒后回酒店欲取回遗忘的外衣,武松以李逵未付餐费为由拒绝交还。对武松的行为应如何定性( )

A.是自助行为

B.是行使不安抗辩权

C.是行使同时履行抗辩权

D.是侵权行为

题型:实验题

借款费用中所指的符合资本化条件的资产,仅指需要经过相当长时间的购建或者生产活动才能达到预定可使用或者可销售状态的固定资产。 ( )

题型:实验题

Jack is a twenty-year-old young man. Two years ago, when he finished middle school, he found work in a shop. Usually he works until ten o'clock in the evening. He is very tired when he gets home. After a quick supper he goes to bed and soon falls asleep. His grandma who lives downstairs is satisfied with (满意) him.

  One day, on his way home, he met Mary. They were both happy. He asked the girl to his house, she agreed happily. He bought some fruit and drinks for her. And they talked about their school, teachers, classmates and their future (未来). They talked for a long time.

  "Have a look at your watch, please," said the girl. "What time is it now?"

  "Sorry, something is wrong with my watch," said Jack. "Where's yours?"

  "I left it at home."

  Jack thought for a moment and found a way. He began to stamp his foot on the floor, "Bang! Bang! Bang!"

  The sound woke his grandma up. The old woman shouted downstairs, "It's twelve o'clock in the night, Jack. Why are you still jumping upstairs?"

小题1:Jack was ________ when he finished middle school.

A.sixteen

B.eighteen

C.twenty

D.fifteen小题2:The old woman is satisfied with Jack because ________.

A.he's her grandson

B.he's clever

C.he can keep quiet

D.he gets home on time小题3:From the story, we can know that Mary is Jack's ________.

A.classmate

B.colleague (同事)

C.aunt

D.wife小题4:The word "stamp" in the story means ______ in Chinese.

A.盖印

B.跺

C.贴邮票

D.承认小题5:Jack stamped his foot on the floor in order (为了) ________.

A.to wake his grandma up

B.to make his grandma angry

C.that his grandma was going to tell him the time

D.that his grandma was going to buy him a watch

题型:实验题

下面关于短期刚度的影响因素说法错误的是______。

A.ρ增加,Bs略有增加
B.提高混凝土强度等级对于提高Bs的作用不大
C.截面高度对于提高Bs的作用的作用最大
D.截面配筋率如果满足承载力要求,基本上也可以满足变形的限值

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