在抛物线理论中,大小挠度的分界值是()。A、S0=0.1B、S0=0.04C、S0=0.08D、S0=1

题目

在抛物线理论中,大小挠度的分界值是()。

  • A、S0=0.1
  • B、S0=0.04
  • C、S0=0.08
  • D、S0=1
参考答案和解析
正确答案:A
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相似问题和答案

第1题:

下列那一个命令用于指定物理接口做备份接口?( ) A、 Quidway(config)#backup intertace s0 B、 Quidway(config-s1)#backup s0 C、 Quidway(config)#backup s0 D、 Quidway(config-if-s1)#hackup intertace s0


正确答案:

 

 

第2题:

Router R1 has working interfaces S0/0, S0/1, and S0/2, with IP address/prefix combinations of 10.10.10.1/24, 10.10.11.2/24, and 10.10.12.3/22. R1‘s configuration includes the command s router eigrp 9 and network 10.0.0.0. The show ip eigrp interfaces command lists S0/0 and S0/1 in the command output, but not S0/2.Which answer gives the reason for the omission?()

A. R1 has EIGRP neighbors reachable via S0/0 and S0/1, but not via S0/2, so it is not included.

B. S0/2 may currently be in a state other than up/up.

C. The network 10.0.0.0 command requires the use of mask 255.0.0.0 due to EIGRP being classful by default.

D. S0/2 may be configured as a passive inter face.


参考答案:B

第3题:

下列结论正确的是()

A、当△H0,△S0时,反应自发进行

B、当△H0,△S0时,反应自发进行

C、当△H0,△S0时,任何温度下均不自发进行

D、当△H0,△S0时,任何温度下均不自发进行


参考答案:B

第4题:

抛物线理论的无荷中挠系数,取值满足推荐值要求的是()。

  • A、S0=0.1
  • B、S0=0.04
  • C、S0=0.08
  • D、S0=1

正确答案:B

第5题:

设 AgCl 在水中、在0. 01mol/L NaCl 溶液中、在0. 01mol/L MgCl2 溶液中、在0. 01mol/L AgNO3溶液中的溶解度分别为S0、S1、S2、S3。下列式子中正确的是?
A. S0>S3>S2>S1 B. S0>S1=S3>S2
C. S0>S1>S2>S3 D. S0>S1=S2=S3


答案:B
解析:
提示:AgCl在NaCl、MgCl2、AgNO3溶液中均存在同离子效应,使溶解度下降,而0. 01mol/L的MgCl2溶液中为0. 02mol/L,故溶解度下降更多。

第6题:

Examine the following configuration on Router R1. R1‘s show ip route 172.16.4.1 command list s a route with outgoing interface S0/1/1. Host 172.16.3.3 uses telnet to connect to host 172.16.4.1.What will Router R1 do with the packets generated by host 172.16.3.3 because of the telnet,assuming the packets enter R1‘s F0/0 interface?()interface Fastethernet 0/0ip address 172.16.1.1 255.255.255.0ip policy route - map Q2!route - map Q2 permitmatch ip address 101set interface s0/0/1!access - list 101 permit tcp host 172.16.3.3 172.16.4.0 0.0.0.255

A. The packet will be forwarded out S0/0 /1, or not at all.

B. The packet will be forwarded out S0/0/1 if it is up.

C. The packet will be forwarded out S0/1/1 if it is up.

D. The packet will be forwarded out S0/1/1 if it is up, or if it is not up, out s0/0/1.

E. The packet will be forwarded o ut S0/0/1 if it is up, or if it is not up, out s0/1/1.


参考答案:B, E

第7题:

Refer to the exhibit.The network administrator is in acampus building distant from Building B.WANRouter is hosting a newly installed WAN link on interface S0/0.The new link is not functioning and the administrator needs to determine if the correct cable has been attached to the S0/0 interface.How can the administrator accurately verify the correct cable type on S0/0 in the most efficient manner?()

A.Telnet to WANRouter and execute the command show interfaces S0/0

B.Telnet to WANRouter and execute the commandshow processes S0/0

C.Telnet to WANRouter and execute the command show running-configuration

D.Telnet to WANRouter and execute the command show controller S0/0

E.Physically examine the cable between WANRouter S0/0 and the DCE.

F.Establish a console sessionon WANRouter and execute the command show interfaces S0/0


参考答案:D

第8题:

下列地化参数中可以解释为油层的一组是()。

A、S0=0.2358,S1=15.2375,S2=5.2375

B、S0=0.0028,S1=1.2372,S2=2.0083

C、S0=0.0037,S1=1.0237,S2=1.1517

D、S0=0.1347,S1=2.0705,S2=1.5127


参考答案:A

第9题:

AgCl在水中,0.01mol/L CaCl2 溶液中,0.01mol/L NaCl溶液,0.05mol/L AgNO3 溶液中的溶解度分别为S0、S1、S2、S3,那么下列哪种排列是正确的( )。
A. S0>S1>S2>S3 B. S0>S2>S1>S3 C. S0>S1>S2=S3 D. S0>S2>S3>S1


答案:B
解析:
提示:据同离子效应,同离子浓度越大,溶解度越低。

第10题:

什么条件下,路由器的S0口状态是down的,但协议状态是up的()

  • A、S0口没有连接
  • B、S0口有故障
  • C、S0有连接,但用指令shutdown
  • D、不存在这种情况

正确答案:D

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