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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 ugm*fpz1 *0+o 6a tsgqan appropriate beam of particles, it is possible to producsz*fqom01u6ga * gtp +e

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Mark Problem
2#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The mass of a proton isy 06az2wz8a jhndjz4. $1.6726 \times 10^{-27} \; kg$ 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:    
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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 addq gk dmf67bc47:ni5 tor b- .yzrtm,,jition to electric charge, energy, 4 -7:q kro ttm.,5 7ryniz,6 gcjmdbbfand momentum?

Correct Answer:    
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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-1 o51t3wdpee m+8 and another particle. What otte3o d 51mw+epher 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 if the total kinetic energy+53q bfm+fgqh 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 endothermic if the total kinetic energy 9fhh+ jshhz 4q /m1.avis

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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 7d s(.k)kdt-4h x ng0 cjfle,jbr;0 kxtwo intermediate-sized nuclei after being struck by a neutron is referred to as dg.s4 e)rj0-7 fbjx0(hkc tlnkd;kx,

Correct Answer:    
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Mark Problem
8#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The process during which small nuclei combine to form larger ones i4/.;tvpsajs j:d b e7es referred t s4 ;vet/pes:j7aj.d bo 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 prod4izb j9 px5/bvc):dxf5 ned 4bucts of a nuclear fission reaction compare to the mass xd5f:)pj 94b5ecn4z vxibdb/ of the original elements?

Correct Answer:    
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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 compa9 kd/5sf 8g tb, j:iljtk3iq2/r6rpz ore to the mass 82b foj5:,zsq/9l jrdtpk63rik/g i t of the original elements?

Correct Answer:    
Mark Problem
11#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  When light elements such as hydrogenaydi 8wi-h 06r3*qjnv undergo fusion,

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Mark Problem
12#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear fission:a:)(6odjbq q2ophlt is

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Mark Problem
13#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The fuel for nuclear(s+-h 3d*.zo d sllocwrd +a2o fusion in the center of the Sun is

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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 /cj+xtyrvx5 o-x p60 xthe Sun, 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 energy t1 -zmmzlwi um:9q6aa 9he 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 difference between at1fv)e ik769v mf fhy4 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 toguugbus ) 5cjv chv:c*cj2*u 6sa 9l07 a "20-kiloton" bomb. 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 thud2sbzj- 7z9 m opu:l-e term "critical mass"?

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Mark Problem
19#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  A chain reaction can tqos 6rc6i0;m sycte/wyi1 i2t82yi 5 occur

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Mark Problem
20#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  The chief hazard of radiation damage to living cells /d c1j:p) p pslh/va6gis

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Mark Problem
21#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is necessary to stop beta particle wkfkd7 2a*ig:;;qctms?

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Mark Problem
22#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  What is created in pair product)h-w83 gb n1ypj jh5nuion?

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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 desc0b6 4rrh3 :i9 gaquewkribe radiation dosage in humans excep9:i 4e3qr0rub6h w gakt

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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 r5ah itk(-8z fradiation in a human is the

Correct Answer:    
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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 neutrons, it can change intou2xqi)zu/ge1ib8c s+f6:t ml

Correct Answer:    
Mark Problem
26#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  In the fission reaction wws xsglbl5 )9u5-d *9 i rj)o:vu,alf$^{235}U \;+\; ^{1}n \rightarrow ^{141}Ba \;+\; ^{92}Kr \;+\; neutrons$, 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 reac cw-;ckep, j+)fc-wpjtion: $^{16}_8 O \;+\; ^1_0 n \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

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Mark Problem
28#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear dm+iy5jz9s,mqfp*uch/ w vqb:bq18q j3*n. ureaction: $^{16}_8 O \;+\; ^4_2 He \rightarrow \;\;\;\;\;\; \;+\; ^{19}_{10} Ne$

Correct Answer:    
Mark Problem
29#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear react)-1 ex8a9d j.jra gvycion: $^{38}_{19} K \;+\; ^1_1 H \rightarrow \;\;\;\;\;\; \;+\; ^{38}_{20} Ca$

Correct Answer:    
Mark Problem
30#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclearuf hbk9u5j1i . reaction: $^3_1 H \;+\; ^3_1 H \rightarrow \;\;\;\;\;\; \;+\; ^4_2 He$

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Mark Problem
31#
 
Single-Choice ( 1.0 marks) Whole-Paper View Save Problem  
  Complete the following nuclear reaction:: v.lcjb e(pea.ir,)f :p2v8qs 8kqym $^{27}_{13} Al (\alpha, n)$ 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 the t7;6 s2kmswdx ozb32f reaction's threshold energy id 6s2o sz7w3b2fk xmt;s 9.60 MeV. What is the ratio of the mass of 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 the following reaction: ph )3 *qo0vyg9ntn7w j $^{14}_7 N \;+\; ^4_2 He \rightarrow ^{17}_8 O \;+\; ^1_1 H$
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 reaction: ) zw zthohr3+6 $^{14}_7 N \;+\; ^4_2 He \rightarrow ^{17}_8 O \;+\; ^1_1 H$
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 following reactsw0y24w b6sx zofm29 rion? $^{7} Li + ^1 p \rightarrow ^4 He + ^4 He$
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 reac 9 0kbf,ibm7dm4pm y1w5bxvj 3tion 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 (negative) in the fy q6ex.bfildk+ 47 lt1ollowing reactioi74 .+q etf6x1dkll ybn? $^3 H \;+\; ^3 H = ^4 He \;+\; 2(^1 n)$
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 ofzc9ga j9/..x4 fx8v pkaks fg4 ten X-rays per day and receives 2.5 mrad per X-ray. What is the total dose the technician receives in 250 working da kfasj4xv.k/pgxacz8f49 9 g.ys?

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