https://webassign.org

 Forgot password?
 Register Now

 

      

Upload Images

Unused Images

Tips: allowed image types are: gif, jpg, jpeg, png, webp; When uploading is finished, thumbnails will be generated and shown above. You can either double click on the thumbnail or simply drag the thumbnail with your mouse, the image will be bound to the current problem and displayed below it.

Used Images in Current Log

Tips: What is shown in this column are all the images associated with this exam log. Those bound to a particular problem will also be displayed immediately underneath it; Deleting any images will make them to be transfered to the "Unused images" category.


PRACTICE：Physics Unit31: Nuclear Energy and Radiation
本Practice来源于https://webassign.org，是在线Practice的打印版，您也可以访问本平台网站(https://webassign.org/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 330 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://webassign.org/test330.html
 Author: physics    Total Marks: 38 mks  Marks Awarded: _____________

User Name: No Login  Start Time: 23年05月02日 08:24  Switch to Whole-Paper Mode

Mark Problem
1#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When a target nucleus is bombarded by an appropriate beam of particles, it dx)ub )v(kes7 is possible to produdv)x e7kus) b(ce

Correct Answer:    
Mark Problem
2#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The mass of a proton is n0vd -v r* x0i,/01bcdmrt;iqtefv6u$1.6726 \times 10^{-27} \; kg$ and the mass of a neutron is $1.6749 \times 10^{-27} \; kg$. A proton captures a neutron forming a deuterium nucleus. One would expect the mass of this nucleus to be

Correct Answer:    
Mark Problem
3#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  In a nuclear reaction, what -pikvc j7/0oi vu2 ou1value is conserved in addition to electric charge, energy, and momento0ujouc-pvv 2ii7k 1 /um?

Correct Answer:    
Mark Problem
4#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A proton strikes an oxygen)b-(h4 p fpxjb-18 nucleus producing fluorine-18 and another particle. What other particle is produced by this nuclear reactfb -bhxjp4)p( ion?

Correct Answer:    
Mark Problem
5#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A nuclear reaction is mw,s y7 yfq3br0:m2 cgsaid to be exothermic if the total kinetic energy is

Correct Answer:    
Mark Problem
6#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A nuclear reaction is said to be endothermic if the total kin9 ) jn(jlszk,getic energy is

Correct Answer:    
Mark Problem
7#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The process during which a heavy nucleus such as uranium splits into two in * )pofbl(u kjc;e5ov:termediate-sized nuclei after being struck by a neutron bk5(oej vfu;l opc)*:is referred to as

Correct Answer:    
Mark Problem
8#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The process during which small nuclei combine tosz.;-9) g suat(zt9hbsr) q -il 0v1-dea hamk form larger ones is referred to azm 1t-kv;qisbu z .g t-a es l)h09hd-s(9r)aas

Correct Answer:    
Mark Problem
9#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  How does the total mass of the products of a nuclear f7..*pelycpen/+dtkg8 zp m3aission reaction compare to the mass of the original elements?a/+ ctk* p7n8 ey. pm3zdgp.le

Correct Answer:    
本Practice全部题目来源于https://webassign.org，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
Mark Problem
10#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  How does the mass of the products of a nuclear fusion reaction compa f)0arld.49a5qs4fgy j 4miqmre to the mass o.r0a fjqmy4fmsa lgd5i 9) 4q4f the original elements?

Correct Answer:    
Mark Problem
11#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When light elements such as/a tx: k*s; nq f3vqes ,rt:t+mj2w.hf hydrogen undergo fusion,

Correct Answer:    
本Practice全部题目来源于https://webassign.org，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
Mark Problem
12#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear 9 nnkqpc*v1hjv/r80 ;vo fuy6fission is

Correct Answer:    
Mark Problem
13#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear fusion in the center of tt dfp9a9j+w n4he Sun is

Correct Answer:    
Mark Problem
14#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The energy radiated by a star-wy. qbk2w9hz, such as the Sun, results from

Correct Answer:    
本Practice全部题目来源于https://webassign.org，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
Mark Problem
15#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the source of the energy the Sung8xd hb6)mi 8cktvv02 radiates to us?

Correct Answer:    
Mark Problem
16#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the principle difference betw -riknklrig. 1l l4:tbw 5qht1l9q .0xeen a hydrogen bomb and a uranium bomb?

Correct Answer:    
Mark Problem
17#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  One sometimes hears refere-;iw1j2 jmec dnce to a "20-kiloton" bomb. What does this mean?

Correct Answer:    
Mark Problem
18#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the meaning ojmcvn f54v (v,f the term "critical mass"?

Correct Answer:    
本Practice全部题目来源于https://webassign.org，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
Mark Problem
19#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A chain reaction can occ1os3l l,wwf+ l4p *xtwt+ck l*ur

Correct Answer:    
Mark Problem
20#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The chief hazard of ra4.tlqd w4oyyx7h v6 59c/lxwgndts) )diation damage to living cells is

Correct Answer:    
Mark Problem
21#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is necessary to stop betas24cu7 rn+ dmg mmc/n8 particles?

Correct Answer:    
Mark Problem
22#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is created in pav6n xh;ryi/n,+z l9py 8wqo.nir production?

Correct Answer:    
Mark Problem
23#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  All of the following are units used to describe radiation dosage in humans excep192p6w g c:c7c4vp0v lykzdt gtp 6t w0vcp2gyc4lzvd1kgc 9 7:

Correct Answer:    
Mark Problem
24#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A unit that measures the effective dose of radiation in a human i9 u/tubn: b611 xx2:zzic ewbes the

Correct Answer:    
本Practice全部题目来源于https://webassign.org，学生可自助刷题练习，扫右侧二维码加微信，获取学习资料，答疑辅导
教师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
Mark Problem
25#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When lead-207 (Z = 82) is bomiu/yi s,3 :onm1il, nlbarded with neutrons, it can change into

Correct Answer:    
Mark Problem
26#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  In the fission react hlhq4xy:h 0ygm*7tm2 ion $^{235}U \;+\; ^{1}n \rightarrow ^{141}Ba \;+\; ^{92}Kr \;+\; neutrons$, the number of neutrons produced is

Correct Answer:    
Mark Problem
27#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the followi2u au- oog aso.g-,s6qng nuclear reaction: $^{16}_8 O \;+\; ^1_0 n \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

Correct Answer:    
Mark Problem
28#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear real zdkyl -75g.wction: $^{16}_8 O \;+\; ^4_2 He \rightarrow \;\;\;\;\;\; \;+\; ^{19}_{10} Ne$

Correct Answer:    
Mark Problem
29#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear reactio5y 0/w kmz v:5h;h +,bmewgw8xkuc +pun: $^{38}_{19} K \;+\; ^1_1 H \rightarrow \;\;\;\;\;\; \;+\; ^{38}_{20} Ca$

Correct Answer:    
Mark Problem
30#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nn4 *eg9qhr 9axlb.vxj ,ty) b(uclear reaction: $^3_1 H \;+\; ^3_1 H \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

Correct Answer:    
Mark Problem
31#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear reactyn5k eoq8(7 ction: $^{27}_{13} Al (\alpha, n)$ produces

Correct Answer:    
Mark Problem
32#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The Q value for a particular reaction is -2.4 MeV, and th ( ib+mut6zq86zfarq1e reaction's threshold energy is 9.60 MeV. What is the ratio of the mass 866qatz1z+i r f(bq umof the incident particle to the mass of the stationary target nucleus?

Correct Answer:    
Mark Problem
33#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Find the Q value of th/sq , rtf 8anoqis9gtm6 y8vx.pn,;f)e following reaction: $^{14}_7 N \;+\; ^4_2 He \rightarrow ^{17}_8 O \;+\; ^1_1 H$
The isotopic mass for $^{14}_7 N$ is $14.003074 u$
The isotopic mass for $^4_2 He$ is $4.002603 u$
The isotopic mass for $^{17}_8 O$ is $16,999131 u$
The isotopic mass for $^1_1 H$ is $1.007825 u$

Correct Answer:    
Mark Problem
34#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Find the Q value of thywnq (rdwz5w9sw r85jow2g1r :p4 x m/e following reaction: $^{14}_7 N \;+\; ^4_2 He \rightarrow ^{17}_8 O \;+\; ^1_1 H$
The isotopic mass for $^{14}_7 N$ is $14.003074 u$
The isotopic mass for $^4_2 He$ is $4.002603 u$
The isotopic mass for $^{17}_8 O$ is $16,999131 u$
The isotopic mass for $^1_1 H$ is $1.007825 u$

Correct Answer:    
Mark Problem
35#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the Q value for thz )m;a-dz (el/u jxf)+gzf y*2y 2kynqe following reaction? $^{7} Li + ^1 p \rightarrow ^4 He + ^4 He$
The isotopic mass for $^7 Li$ is $7.016005 u$
The isotopic mass for $^1 p$ is $1.007825 u$
The isotopic mass for $^4 He$ is $4.002603 u$

Correct Answer:    
Mark Problem
36#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the energy of reactid7e;mi3 q (gpishf oe:. e)ed5on of the process $^9_4 Be \;(\alpha, n)\; ^{12}_6 C$?

Correct Answer:    
Mark Problem
37#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the energy released (positive) or absorbed (negatoa,c8 enam0ge j1 k5o )41nigxive) in the following reactixc)ma,i o1 1ae8jenk4g 5o0gnon? $^3 H \;+\; ^3 H = ^4 He \;+\; 2(^1 n)$
The isotopic mass for $^3H$ is 3.016049 u
The isotopic mass for $^4He$ is 4.002603 u
The isotopic mass for $^1n$ is 1.008665 u

Correct Answer:    
Mark Problem
38#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  An X-ray technician takes an average o9ruj7ypm 7ny 6f ten X-rays per day and receives 2.5 mrad per X-ray. What is the total dose the technician receives in 250 work7m79y nr jp6yuing days?

Correct Answer:    
  • :
    •
    Total:38 mks Pass:22.8 mks Duration:Unlimited
    未答题: 已答题:0 答错题:
    当前第 题，此次Practice共有 38 道题

    试卷内容到此结束!   © 2024 https://webassign.org版权所有

    Archiver|Mobile Version|Jailroom|https://webassign.org

    2025-1-11 15:55 GMT+8 , Processed in 0.090145 second(s), 88 queries , Redis On.