[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fuKRKMGM5kcig2i1Wmoq92WJaplKabgIzfdGjc0jzSwI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-05-14 09:09:00",9898479,[8,9,10,11],"(2)、(4)","(2)、(3)、(4)","(1)、(3)、(4)","(1)、(2)、(3)、(4)",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},10,"9ee2aa788f9dfcff81aad5e5bff2643a","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F922effc6783a0fa5b53f3d4d47577cfe.png","普通物理B（1）2023","256559e64562488f97fd5d963caaae35","热力学大测验","关于热功转换和热量传递过程,有下面一些叙述:(1) 功可以完全变为热量,而热量不能完全变为功;(2) 一切热机的效率都不可能等于1;(3) 热量不能从低温物体向高温物体传递;(4) 热量从高温物体向低温物体传递是不可逆的.以上这些叙述正确的是( )",[21,32,41,50,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],9898476,[25,26,27,28],"对外作正功","内能增加","从外界吸热","向外界吸热界吸热","一定量的理想气体,由平衡状态 A变到平衡状态 B(p A= p B)(2VA=VB),则无论经过的是什么过程,系统必然","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],9898477,[36,37,38,39],"温度升高不同,压强增加不同","温度升高相同,压强增加不同","温度升高不同,压强增加相同","温度升高相同,压强增加相同","1摩尔氧气和1摩尔水蒸气(均视为刚性分子理想气体),在体积不变的情况下吸收相等的热量,则它们的",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],9898478,[45,46,47,48],"对外作的净功为正值","对外作的净功为负值","内能增加了","从外界吸收的净热量为正值","一定量某理想气体所经历的循环过程是:从初态(V0,T0)开始,先经绝热膨胀使其体积增大 1 倍,再经等容升温回复到初态温度 T0,最后经等温过程使其体积回复为 V0,则气体在此循环过程中",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],9898480,[57,58,59,60],"效率1=效率2,净功1=净功2","效率1=效率2,净功1<净功2","效率1<效率2,净功1<净功2","效率1=效率2,净功1>净功2","如果卡诺循环的循环曲线所包围的面积从图中 的ABCDA增大为ABC'D'A,那么第1个循环ABCDA与第2个循环ABC'D'A所作的净功和热机效率变化情况是:\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe42e8e6dd8caa9b3e2bb473eea87e661.png\">",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],9898481,[66,67,68,69],"气体内能增加的是绝热过程,气体对外做功最少的是等压过程","气体内能增加的是等压过程,气体对外做功最少是等温过程","气体内能增加的是绝热过程,气体对外做功最少是等温过程","气体内能增加的是等压过程,气体对外做功最少是绝热过程","一定量理想气体,都从状态A开始,分别经历等压、等温、绝热三种过程,其体积由V都膨胀到2V,在三个过程中,其中",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],9898482,[75,76,77,78],"cd","bc","ab","da","理想气体经历如图中实线所示的循环过程,两条等体线分别和该循环过程曲线相切于 a、c 点,两条等温线分别和该循环过程曲线相切于 b、d 点 a、b、c、d 将该循环过程分成了 ab、bc、cd、da 四个阶段,则该四个阶段中从图上可肯定为放热的阶段为 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7098450490f4d3acbfe4c701f2dc7371.png\">",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],9898483,[84,85,86,87],"摩擦生热的过程是不可逆的","热量不可能从温度低的物体传到温度高的物体","不可能从单一热源吸收热量使之全部变为有用的功","功可以全部变为热,但热不能全部变为功","热力学第二定律表明",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],9898484,[93,94,95,96],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0d640a6b46bba016b785114730b381ae.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1c2f5670cac8539f76fccdaf6f89b07e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fefbd35b744e5d48cbb7516890fcc9068.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4b0fb900068f12f416913404af2b3355.png\">","一容器内装有 N1 个单原子理想气体分子和 N2 个刚性双原子理想气体分子,当该系统处在温度为 T 的平衡态时,其内能为",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],9898485,[102,103,104,105],"一定升高","一定降低","一定保持不变","可能升高,也可能降低或保持不变 降低或保持不变","一物质系统从外界吸收一定的热量,则系统的温度"]