皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
Please choose the correct answer to each question. 1. Ivy League is the group of colleges and the athletic conference that gave the group its name. How many colleges are there in the league? A 8 B 9 C 10 2. All the Ivy League universities are __________. A state universities B national universities C private universities 3. Among the following universities, which one is NOT the Ivy League member? A Brown University B University of California C Columbia University 4. Among the following universities, which one is NOT the Ivy League member? A Dartmouth College B University of Pennsylvania C University of Chicago 5. Which university is the oldest institution of higher education in the United States? . A Yale University B Harvard University C Columbia University 6. All of the eight private institutions of higher education are located in the ____________ United States. A Southwest B Northeast C Southeast 7. Seven of the eight schools were founded during the United States colonial period; the exception is _____________, which was founded in 1865. A Cornell B Princeton C Yale 8. Where are the headquarters of Ivy League located? A New York, New York B Boston, Massachusetts C Princeton, New Jersey 9. New Ivy League now includes more famous universities in the United States. How many universities are included in New Ivy? A 23 B 25 C 24 10. Of the forty-five men who have served as President of the United States , fifteen have graduated from an Ivy League university. Of them, Barack Obama, the 44 th president, graduated from ____________ A Harvard University B Yale University C Brown University
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】题图所示单相桥式整流电路,变压器副边电压有效值 U 2 为10V,若 VD 1 断路,输出电压 U O 为 V。
【单选题】CFM56-7B发动机推力等级共有几个级别?
A.
3个
B.
4个
C.
5个
D.
6个
【单选题】关于原子核在外磁场中进动的频率说法正确的是
A.
仅取决于旋磁比
B.
仅取决于外磁场的磁场强度
C.
取决于旋磁比和外磁场的磁场强度
D.
以上都不对
【判断题】若U2为电源变压器副边电压的有效值,则半波整流电路和桥式整流电路在空载时的输出电压均为U2。
A.
正确
B.
错误
【简答题】某公司生产A、B两种产品,产品相关资料数据如表所示。 表1(单位:元) 项目 A 产品 B 产品 产量(件) 2500 7500 单位直接材料和直接人工 1000 600 直接人工工时 15000 45000 公司管理会计师规划下列作业,制造费用集合及成本动因如下表: 作业 制造费用集合(万元) 作业动因 生产准备 150 准备次数 机器运行 900 机器工时 产品包装 50 包装数量 合计 11...
【单选题】若 U 2 为电源变压器副边电压的有效值,则桥式整流电路的直流输出电压为( )。
A.
U 2
B.
0.45 U 2
C.
0.9 U 2
D.
1.2 U 2
【单选题】烧结普通砖砌体的砌筑砂浆稠度应是( )。
A.
70~90mm
B.
70~100mm
C.
50~60mm
D.
60~70mm
【单选题】桥式整流电路,若变压器副边电压有效值 U 2 =20V ,则输出电压平均值 U O = (  )。
A.
20V;
B.
18V;
C.
10V;
D.
9V;
【简答题】如图所示单相桥式整流电路,变压器副边电压有效值U2为10V,若VD1断路,输出电压U0为 v。
【判断题】植物体内的黄酮除少数以游离状态存在外,大多数与糖结合成苷。
A.
正确
B.
错误
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题