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习题练习：Wave-EM Wave
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 468 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；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。本试卷的直接作答链接 https://tiku.one/test468.html
 作者: admin  发布日期: 2024-07-31 22:50    总分: 14分  得分: _____________

答题人: 匿名未登录  开始时间: 24年07月31日 22:50  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  10.19: Which is the correct relationship 1; ewp)ug)o mlfor the speed v of the following three electromagnetic waves in vacuum? The waves a)egm )lupo w1;re : X-rays, UV rays, microwaves.

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  05.15: In the electromagnetic spectrum, rank the following electromiso-ak + nz802a-ul /vs;jxvj agnetic waves ;jlz s0-x n2av/oj-us+ av8kiin terms of increasing wavelength

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  12.06: Electromagnetic radiation travels through vacuu-u .7ady sqw)n0xg 1wqh5g -ibm with a wavelength of 400 nm. Which one of the following choices best describes this type of radiatio-qahn)wq5d wux.g70i1 -s bgyn?

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  95.11: Which of the following types of electromagnetic radi 3nnorw6 05mhj)ncd.xfm ;vc 5ation has the least energy per phc5jm; mv.n 6o5x3hn dw cr0)nfoton?

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  08.07: Which of the following types of electromagnexj b;b w 7)dl;c,wnln5tic radiation has the greatest energy per photo,lnwb wjxn 75;cb;)d ln?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  09.25: Which of the following types of electromagnetic radiation has the 0eaue1q7 jd+jlargest magnitude of mome0dqju jea7e 1+ntum per photon?

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  97.04: Which station broadcasts with 3.27 m 4jlgxv0,kycgo l)*6 rradio waves?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  99.25: Pioneering radio station KFKA started broadcasting pyhzb.ex(i3m313+ y gbh,ii c 78 years ago at 1.31 MHz on the AM dial. What is the approximate length of ibzcgyh pib3,xi133e + y(m ih.ts radio waves?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  00.07: The length of the most effective transmitting antenn9(/iqoi n.0 4jmsfiu ua is equal to one-fourth the wavelength of the broadcast wave. If a radio station has an antenna 4.5 meters long then what is the broadcast frequency of thu. ofs iin0muji9/q4(e radio station?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  16.15: A radio station broadcasts its signal 3ou;ym5-rssv1d6i1f sj5 qoy: jpx(yat a frequency of 100.0 MHz. What is the wai:q ofx6sru5 ; p5m(1jj y1vysydo s-3velength of the station’s signal?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  17.16: Which one of the following choices best represents thkmg4u9n0) qm :* bzycde type of electromagne0cdkb4: mz )*9qyumgntic wave associated with a frequency of $10^{18}Hz$?

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electromagnetic wave has an eleca-b :l-xd(k;syxscx0sp o8t/tric field given by the expression (in Cartesian coordinatest0(lxy k--cdxop;s as/8b s:x ):
$\overrightarrow{E}(x,t)\:=\:6.0cos(1.14\times\:10^7x-3.34\times\:10^{15}t)\overrightarrow{z}$
09.48: What is the direction of the energy flow for the wave?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electromagnetic wave has an electric field given by the expreb 2ebqk d 9(5z0-vg.3cijhqbession (in Cartesian coordina (e.hzib-b0gb9v5eqdj3 qck2 tes):
$\overrightarrow{E}(x,t)\:=\:6.0cos(1.14\times\:10^7x-3.34\times\:10^{15}t)\overrightarrow{z}$
09.49: What is the direction of the magnetic field at time t=0 and position x=0?

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  11.48: An electromagnetic wave has a magnetic field given 0i3zgvfth.vr*ff/2 u by the expression (in Cartesian coofvfr.2*zvufh/t 3i 0grdinates) $\overrightarrow{B} = 6.0 \times\:10^{-6}cos(2.21\times\: 10^7z − 6.63\times\: 10^{15}t)\overrightarrow{x}$ . At t=0 and position x=y=z=0, what is the direction of the electric field associated with this wave?

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