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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/dljbme kzgc6x/(clq nz,s1z n) 2+) w particles, it is possible to bsl xz1lc)6ze/g mc/ d qnnw,j2+k()zproduce

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Mark Problem
2#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The mass of a proton evd(v (,uro5 jis $1.6726 \times 10^{-27} \; kg$ 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

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Mark Problem
3#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  In a nuclear reaction, what value is conserved in addu6c(4. iq6 2dv q )fjqr kzi-x*mwkesy;a- ly0ition to electric charge, env6*ur- isd(y.wf icq je -4ayk) m xqqz;l026kergy, and momentum?

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Mark Problem
4#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A proton strikes an oxygen-18 nucleus producing fluorine-18 and answxly1cs wr9w*z+ai i(28s t(other particle. acwz +s(iw81tr *2s(lyx9wis What other particle is produced by this nuclear reaction?

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Mark Problem
5#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A nuclear reaction is said to be exothermic 1kz rm)3dcb8vif the total kinetic energy is

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Mark Problem
6#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A nuclear reaction is said to be e l78+tr6f ovodndothermic if the total kinetic energy is

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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 interwz6eck 9sg7rc(7lpr0 ni): bhmediate-sized nuclei after being strucken ls h97cpwz bg )0(ik:rcr67 by a neutron is referred to as

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Mark Problem
8#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The process during which small nug:tjs5v 3tte1 )y fza-05u ispclei combine to form larger ones is referred tt-sf35yjzgsu5eitv p t)a 10: o as

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Mark Problem
9#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  How does the total mass of the products of a nuclear fission reactieea .c +t7-u2uwq) pr wnai6f b1y10zson compare to the mass of the original elne1st)w71be2rua-+ 6 wz .ycf0quaipements?

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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 compare to the mo yzlp ri)hyw17 4.f.lass of the orirp4zl l)yhy.i1 o 7f.wginal elements?

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Mark Problem
11#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When light elements such as hydrogen undergo fusk :-3k 1zb)puaq:ci uoion,

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Mark Problem
12#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear fissioqjooec .v68y 2n qzk)h-(cew,n is

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Mark Problem
13#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear fusion in the center of the Sun ie+(dn -c+d4nte + ug3n lj jm,r6ivew/s

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Mark Problem
14#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The energy radiated by a star, such as the Sun5,;nwouub dc8a8 )x8go7x gic , results from

Correct Answer:    
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Mark Problem
15#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the source of the enecp8f k;6up817df hyu orgy the Sun radiates to us?

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Mark Problem
16#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the principle differkt6 -57runks tence between a hydrogen bomb and a uranium bomb?

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Mark Problem
17#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  One sometimes hears reference to a "20-kiloton" bog** 7n,edm7fj5l+-7j/k lxmu c dx8m(blzc cr mb. What does this mean?

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Mark Problem
18#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the meaning of the ter o63 3boc7at m8mfan8km "critical mass"?

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Mark Problem
19#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A chain reaction can bxbcs)4 l*uu 0g:yme*h /lsm6 c7c 3sloccur

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Mark Problem
20#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The chief hazard of radiation damagect8 4c8uio3 vp to living cells is

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Mark Problem
21#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is necessary to stop beta parti f)fn 9y0svh14iimn- icles?

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Mark Problem
22#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is created in pair prkjhul4mke-; ua qy bc2+4wt;4oduction?

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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 h z*eh5y* ifrrcqu0m5+umans excep5 rry*+me *z iqcuhf50t

Correct Answer:    
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Mark Problem
24#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A unit that measures the effective dose of radiat hymrws)y1:.pv8b. /) lmhuwb s3)gb y39nouvion in a human is the

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Mark Problem
25#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When lead-207 (Z = 82) is bombarded with neutrojj k8hd3pl(n58p wp-jv,6 cixgo:j b1ns, it can change into

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Mark Problem
26#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  In the fission reactionwguv-0:k m 4bwcorm))9,p pg f $^{235}U \;+\; ^{1}n \rightarrow ^{141}Ba \;+\; ^{92}Kr \;+\; neutrons$, the number of neutrons produced is

Correct Answer:    
Mark Problem
27#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear reacm x 4k9xzv4-zition: $^{16}_8 O \;+\; ^1_0 n \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

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Mark Problem
28#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear rbm5 ux8yr ).sz3b lnep:5ofy: eaction: $^{16}_8 O \;+\; ^4_2 He \rightarrow \;\;\;\;\;\; \;+\; ^{19}_{10} Ne$

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Mark Problem
29#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nucl r.r. 1gbeppqo k0(8kbs3hri;ear reaction: $^{38}_{19} K \;+\; ^1_1 H \rightarrow \;\;\;\;\;\; \;+\; ^{38}_{20} Ca$

Correct Answer:    
Mark Problem
30#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear .5mwvti,h ,m kreaction: $^3_1 H \;+\; ^3_1 H \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

Correct Answer:    
Mark Problem
31#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear r.p/gmayv/c k3 r(rs 6h1vhzh6eaction: $^{27}_{13} Al (\alpha, n)$ 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-ud xz2 ath/8qtqil;puag:66 .4 MeV, and the reaction's threshold energy is 9.60 Me6 -iz;g u2q8adqlp/t6uhtxa :V. What is the ratio of the mass of the incident particle to the mass of the stationary target nucleus?

Correct Answer:    
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Mark Problem
33#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Find the Q value of the followin+l ftsps 1z,q.g 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 the following reacc5um/y ldc9f3tion: $^{14}_7 N \;+\; ^4_2 He \rightarrow ^{17}_8 O \;+\; ^1_1 H$
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 the foll8l fjbd 6mgo2e1 kdy*5owing 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:    
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
36#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is the energy of reaction of theg2t7qb5jj0 j z 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 (negative) in theyn0h(/qgr7 gm following reactionhy m(gr7q/ng0? $^3 H \;+\; ^3 H = ^4 He \;+\; 2(^1 n)$
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 of ten X-rays per day and receives 2.5 mra0*.q glq cba*fw; mvw9d per X-ray. What is the to ;wv09qqgwcl*. fbam*tal dose the technician receives in 250 working days?

Correct Answer:    
  • :
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    Total:38 mks Pass:22.8 mks Duration:Unlimited
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