题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp，上传完成后会在上方生成预览，用鼠标连续双击缩略图，或拖动缩略图，该图片就被绑定至本题，显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片，绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习：Efficiency, coefficient of performance and Carnot Cycle
本习题练习试卷来源于题库网 (https://tiku.one)， 为试卷打印版，您也可以在网站平台(https://tiku.one/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 492，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://tiku.one/test492.html  教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。
 作者: admin    总分: 8分  得分: _____________

答题人: 游客未登录  开始时间: 24年08月05日 13:25  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  03.47: A monatomic ideal gas is used as k u7ljuc;l .z7the working substance for the Carnot cycle shown in the figure. Processes A → B and C → D are isothermal, while processes B → C and D → A are adiabati7c;7lzu ul.k jc. During process A → B, there are 400 J of work done by the gas on the surroundings. How much heat is expelled by the gas during process C → D?



参考答案:    
标记此题
2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.24: The theoretical (Ca;lsu 91i,4fk;pb( icgh qxdfj//t h(x rnot) efficiency of a heat engine operating between $600^{\circ}C$ and $100^{\circ}C$ is:

参考答案:    
标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  98.07: A heat engine takes in 200 J c*3paf/ 2fw-4*ekh77l)rnmmo zzyj5gu0ev z of thermal energy and performs 50 J of work in each cycle. What is4gm3fzea 7)*jcznku p2 o-eyrm/w*l5vfz7 h0 its efficiency?

参考答案:    
标记此题
4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  13.41: An engine operates between a low tem;o id/,cfdx/ tkx61-5uelbz bperature of $273^{\circ}C$ and a high temperature of $546^{\circ}C$. What is the maximum theoretical efficiency of this engine?

参考答案:    
标记此题
5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  06.44: A refrigerator must operat7svc *j b,6)m7b;n rye skyl/te when the outside environment is at $22^{\circ}C$ to maintain an environment at $2^{\circ}C$ inside the refrigerator. During one cycle, the refrigerator expels 1200 J of energy to the outside environment while 400 J of work were done. What is the coefficient of performance of this refrigerator?

参考答案:    
标记此题
6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.49: A monatomic ideal gas is the working substance hm2qnwsza r 6;gl*22 fyfd 9og6oy9r6for an engine that undergoes the cyclic process (ABCDA) shown in the PV diagram. The process fg2r96o zh*o2 f62qwargy yl;9dsn m6es are all isochoric or isobaric with pressures between $P_0$ and $2P_0$ and volumes between $V_0$ and $1.5V_0$ . What is the efficiency of this engine?



参考答案:    
标记此题
7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.44: A monatomic ideal gas is the wobcx- y )tu0k;ac c1nz.rking substance for a refrigerator that undergoes the cyclic process (ABCDA) shown in the PV diagram. The processes are all isochoric or isobarict0x ckcz.cby1un) -;a with pressures between $P_0$ and $2P_0$ and volumes between $V_0$ and 2$V_0$ . What is the coefficient of performance for this refrigerator?


参考答案:    
标记此题
8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.50: A monatomic ideal gas undergoes the reversible cyclic procesfh/*5o;xk my fs (ABCA) shown in the Pk; *xmhfoy/5fV diagram. Process A →B is adiabatic. What is the efficiency of this engine?



参考答案:    
  • 姓名:游客(未登录)
    •
    总分:8分 及格:4.8分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题，此次习题练习共有 8 道题
    本平台(https://tiku.one/)支持练习，作业与考试(自动评分)三种模式，群组成绩统计排序导出，题目动态变量实现同卷千人千题。
    如果您对本系统感兴趣，想加入我们或者想进行任何形式的合作，请加微信 skysky1258

    试卷内容到此结束!   © 2025 题库网 (https://tiku.one)版权所有

    浏览记录|手机版首页|使用帮助|题库网 (https://tiku.one)

    GMT+8, 2025-12-1 06:37 , Processed in 0.099699 second(s), 37 queries , Redis On.