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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 for th.z /yfwa5w6kue speed v of the following three electromagnetic waves in wa kzw y.u65/fvacuum? The waves are : 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, r z,.lrk6qqmt *ank the following electromagnetic waves in termz*mqtlk6 ,r.qs 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 vacuum with a wavef3 iny 7s9ud jrhmg o3lfl,*9s.p.r6k length of 400 nm. Which one of the foll kof*g, 9.jp9 f36.lsny37drm husirlowing choices best describes this type of radiation?

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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 f, x,zgp+f y2g+vq ) lwi.*tnjv4fhh 0pollowing types of electromagnetic radiation has the least energy gvh l0pifn4vq2 w+ )g f,y*pz.tx+hj,per photon?

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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 ele 7 ,vzmpc0vx3lctromagnetic radiation has the greatest3m,l v7pvx z0c energy per photon?

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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 t2m5isoc(o)t n anm5hk)f7j. rypes of electromagnetic radiation has the largest magnitude o tsi n.n552k jm7)o)rcmoh af(f momentum 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 radiohdz5t7zt dx(0 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 z;d nqu*/g fb6broadcasting 78 years ago at 1.31 MHz onf6dqz;n* / gbu the AM dial. What is the approximate length of its 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 antenna is equal to ouy l :s54;:ep a,oy5xhrivto:bp1l ;qne-fourth the wavelength of the bh1o 5ito :a5b:s, y;r;p4:l vepu qxlyroadcast wave. If a radio station has an antenna 4.5 meters long then what is the broadcast frequency of the 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 b d:8 wl+1atrvbodv1 eti 6.de*roadcasts its signal at a frequency of 100.0 MHz. What is the wavdl1e t1 d8i*rod6w+b:v.vet a elength 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 the type of electromag1lgtw1sjo 1l;netic wave associawjt11g lo s;l1ted 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 elec taog8 t7wv,2qk .y*-nmnk 3hftric field given by the expression (in Cartesian coordhk-a8nk3nt,moy*v w2q .7 tgf inates):
$\overrightarrow{E}(x,t)\:=\:6.0cos(1.14\times\:10^7x-3.34\times\:10^{15}t)\overrightarrow{z}$
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 el0h) ef)yu/4wdp6 2hbzm+8ndetg9 knhectric field given by the expression (in Cartesian coordinatest2ng)p 9h64d /w) ky8+h be dme0hufnz):
$\overrightarrow{E}(x,t)\:=\:6.0cos(1.14\times\:10^7x-3.34\times\:10^{15}t)\overrightarrow{z}$
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 g xw 0p2wlh2gk*iven by the expression (in Cartesiaxh22gk wl0 pw*n coordinates) $\overrightarrow{B} = 6.0 \times\:10^{-6}cos(2.21\times\: 10^7z − 6.63\times\: 10^{15}t)\overrightarrow{x}$ . 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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