【单选题】
BD010 使用钳形电流表测量绕线式异步电动机的转子电流时,必须选用具有___量机构的钳形电流表。
A. 电磁式
B. 磁电式
C. 电动式
D. 静电式
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答案
A
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【单选题】
BD010 测量高压电缆各相电流时,电缆头线间距离应在___以上,且绝缘良好。
A. 100 mm
B. 200 mm
C. 300 mm
D. 400 mm
【单选题】
BEO01 高压绝缘杆的检验周期是___。
A. 3个月
B. 6个月
C. 1年
D. 3年
【单选题】
BEO01 35 kV绝缘杆交流耐压试验标准是___。
A. 40 kV
B. 60 kV
C. 95 kV
D. 5倍线电压
【单选题】
BEO01 6--10 kV纶缘杆交流耐压试验标准是___。
A. 45 kV
B. 50 kV
C. 3倍线电压
D. 5倍线电压
【单选题】
BE002 绝缘手套的试验周期为___。
A. 3个月
B. 6个月
C. 9个月
D. 1年
【单选题】
BE002 高压绝缘手套工频交流耐压标准为___。
A. 2.5 kV
B. 5 kV
C. 8 kV
D. 22 kV
【单选题】
BE002 低压绝缘手套工频交流耐压标准为___。
A. 2.5 kV
B. 5 kV
C. 8 kV
D. 22 kV
【单选题】
BE003 高压绝缘靴的检验周期为___
A. 3个月
B. 6个月
C. 1年
D. 3年
【单选题】
BE003 高压橡胶绝缘靴的交流耐压时间标准为___。
A. 1 min
B. 2 min
C. 3 min
D. 8 min
【单选题】
BE003 高压橡胶绝缘靴试验泄漏电流___。
A. >2.0 mA
B. >2.5 mA
C. ≤7.5 mA
D. ≤2.5 mA
【单选题】
BE004 高压验电器一般要求___做1次绝缘试验。
A. 3个月
B. 6个月
C. 9个月
D. 2个月
【单选题】
BE004 6 kV验电器的工频交流耐压标准为___。
A. 40 kV
B. 30 kV
C. 10 kV
D. 6kV
【单选题】
BE004 20一35 kV验电器的工频交流耐压标准为___。
A. 80 kV
B. 90 kV
C. 100 kV
D. 105 kV
【单选题】
互感器瓷件有严重损伤的是___
A. 名牌设备
B. 一类设备
C. 优良设备
D. 三类设备
【单选题】
BB035 变电所采用双主机监控系统与二次设备分散布置,大大提高了信息传输回路的___。
A. 传输速度
B. 正确性
C. 抗电磁干扰能力
D. 可靠性
【单选题】
BB034晶体管保护电路比较回路的作用是根据___对多个量进行电气量的比较。
A. 设计值
B. 给定的条件
C. 制定的条件
D. 规定的条件
【单选题】
BB032 当灵敏度允许时,速断保护可采用两相电流___的接线方式。
A. 差
B. 和
C. 差动
D. 零序
【单选题】
BB028 电容器组的相横联差动保护用于反映___连接电容器组的内部故障。
A. 三角形
B. 双三角形
C. 星形
D. 双星形
【单选题】
BB024 在中性点不接地系统中发生单相接地故障时,流过故障线路始端的零序___。
A. 超前零序电压90
B. 滞后零序电压90
C. 与零序电压同相位
D. 与零序电压反相
【单选题】
BB024 在小电流接地系统中发生单相接地故障时,因___,所以一般允许短时间运行。
A. 不破坏系统电压的对称
B. 接地电流较小,造不成危害
C. 相电压低,对系统不会造成危害
D. 无零序电压
【单选题】
BB019 为了防止变压器外部短路引起的过电流,并作为变压器主保护的后备,变压器应装设___。
A. 过电流保护
B. 过压保护
C. 零序保护
D. 熔断器保护
【单选题】
BA024 FCZ1系列磁吹避雷器由限流型磁吹间隙和高温阀片组成,它的保护特性比同级电压的普通阀式避雷器___。
A. 差
B. 不能比较
C. 一样好
D. 好
【单选题】
BA024 磁吹避雷器因利用了___,间隙的去游离作用增强,提高了灭弧能力。
A. 并联间隙
B. 串联间隙
C. 磁吹式火花间隙
D. 保护间隙
【单选题】
BA008 变压器并列运行的基本条件是一、二次电压相等,___,连接组别相同,容量比不超过1/3 。
A. 阻抗电压相等
B. 阻抗相等
C. 组别相同
D. 组别相等
【单选题】
BA007 在变压器中性点装设消弧线圈的目的是___。
A. 提高电网电压水平
B. 限制变压器故障电流
C. 补偿电网接地时的电容电流
D. 补偿电网接地时的电感电流
【单选题】
AB010 正弦矢量在纵坐标轴上的投影表示该正弦量的___。
A. 有效值
B. 最大值
C. 瞬时值
D. 最小值
【单选题】
将3个电阻分别接在3个节点的每两个节点之间,使3个电阻本身构成一个回路,这种连接方式称为___连接法。
A. 星形
B. 三角形
C. T形
D. 形
【单选题】
在进行电压源与电流源的等效变换时,应考虑电压源的极性与电流源的方向,必须使电流源输出电流的一端与电压源的___相对应。
A. 负极
B. 正极
C. 电极
D. 正负极
【单选题】
BAO01 三相变压器原绕组末端连在一起,首端分别接三相电源,这种接法的表示符号为___。
A. Y
B. y
C. D
D. d
【单选题】
BA001 当三相变压器接线组别为Y, y0时,原、副边线电压与的相位差是___。
A. 180
B. 0
C. 120
D. 不能确定
【单选题】
AB014 已知发电机的有功功率P和无功功率Q,计算视在功率S,正确的公式为___。
A. S=P+Q
B. S=P-Q
C. S=UI
D. S=
【单选题】
AB014 对称的三相电路中,无功功率为___。
A. Q=cosϕ
B. Q=3cosϕ
C. Q=
【单选题】
BA003  通常容量越大的变压器,其___的百分数越小。
A. 额定电流
B. 工作电流 
C. 空载电流  
D. 激磁电流
【单选题】
AB009 在正弦交流电的波形图上,如果两个正弦交流电反相,。这两个正弦交流电的相位差是___。
A.
B. 2
C. /2
D. -/2
【单选题】
4:支行凡使用不合规的票据未经总行认可进行列支的,对审批人处以票据金额___%的处罚,同时按不合规票据金额25%的比例相应调减其年度费用计划。
A. 5
B. 10
C. 20
D. 25
【单选题】
5:假设A银行对关联方自然人授信余额0.85亿元,对关联方法人授信余额0.65亿元,其中最大一家法人授信余额0.2亿元,A银行资产总额75亿元,各项贷款余额35亿元,资本净额7.5亿元,请问A银行的全部关联度是___
A. 18.6%
B. 20%
C. 24.3%
D. 2%
【单选题】
6:某商业银行上半年累计实现税后利润18亿元,年初总资产余额为3800亿元,6月末总资产余额为5300亿元,则报告期资产利润率为___
A. 0.47%
B. 0.68%
C. 0.79%
D. 0.94%
【单选题】
8:2017年初,A农商银行贷款正常类贷款500亿元,当年发放正常类贷款100亿元。年初的500亿元正常类贷款中,期末收回80亿元,仍维持正常类360亿元,转为关注类、次级类、可疑类、损失类各10亿元,有20亿元期间转为不良贷款后,重组收回抵债资产,经拍卖收回现金15亿元,核销5亿元。进行调整后的正常类贷款迁徙率为___
A. 8%
B. 10%
C. 12%
D. 15%
【单选题】
报警系统的设防、撤防、报警及视频监控图像、声音复核等信息的存储时间应不小于___天,出入口控制信息存储时间应不小于天。
A. 30,60
B. 60,90
C. 30,180
【单选题】
银行营业场所现金业务区以外展示的贵金属样品应为___,并明确标注。
A. 仿真品
B. 真品
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