有有两个电热器接到同一电源上,甲由两条不同的电阻丝R1、R2(R1≠R2)并联构

题型:选择题

问题:

有有两个电热器接到同一电源上,甲由两条不同的电阻丝R1、R2(R1≠R2)并联构成,乙由两条相同的电阻丝R3并联构成,已知R1+R2=2R3,若两电热器分别给相同容器内等温等质量的水加热,则升温快的是(  )

A.放甲电热器的容器

B.放乙电热器的容器

C.一样快

D.无法确定

考点:电阻的并联电功率的计算
题型:选择题

My sister Daisy worked at Standard Bank in Malawi. When she

got m      , we were all excited. She invited me to her house to          小题1:___________

help her open the gifts and s        some thank-you notes to all         小题2:___________

the _________(亲戚)and friends that came to the wedding party.           小题3:____________

While_________ (仔细地) going through the gifts, we came across this       小题4:___________

nice vase. Inside ______was a note that read, “You might not know me.    小题5:_________

My name is Bill. I often v      Standard Bank for business. In the        小题6: __________

past years you have helped me a lot when I was _______ trouble.           小题7:__________

I will never forget __________ you did. God bless you.”                  小题8:___________

It was impossible for us to w__________ a thank-you note back to       小题9:___________

this person for there was no name or _________( 地址) so we decided to    小题10:____________

题型:选择题

有人曾问《等待戈多》的作者贝克特:戈多究竟指什么?他说:“我要是知道,早在戏里说出来了。”因此评论家们作出各种解释,有的解释为“上帝”,有的解释为“死亡”。贝克特的回答反映出

A.对自由理想的向往歌颂

B.对现实社会的强烈不满

C.对人性解放的追求渴望

D.对现代文明的苦闷迷惘

题型:选择题

病历摘要:患者男性,30岁,左腰腹阵发性剧痛8小时,无尿频、尿急、尿痛,无肉眼血尿。无呕吐。无发热。否认尿石症病史。尿常规:RBC+++/HPH,WBC(-)。血常规正常。体查:T37℃,P82次/分,R22次/分,BP130/70mmHg。颜面和双下肢无浮肿。腹软,无压痛和反跳痛。左肾区叩击痛明显。右肾区无扣击痛。双侧输尿管行程无明显压痛。

下一步哪些处理是正确的? 提示:患者在膀胱镜下向左输尿管插入了输尿管导管,并引出浑浊尿液。()

A.拍腹平片(KUB.

B.左侧逆行肾盂造影

C.经输尿管导管反复冲洗左肾盂

D.记录24小时尿量

E.监测血电解质

F.监测血Cr

G.监测血酸碱平衡

H.抗感染

题型:选择题

如果急性缺血性卒中患者出现恶性脑梗死,实施去大骨瓣减压术的时间应在发病()

A.3小时内

B.12小时内

C.24小时内

D.48小时内

E.72小时内

题型:选择题

由于政府职能部门管理、监督不力,在其职责范围内发生了特别重大事故,不论是否造成重大损失,都必须对部门领导干部实行问责。

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