9 HMK #2 Chp 23

# 9 HMK #2 Chp 23 - Ch. 23 PHYSICS 2B Spring 2011 Homework...

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Ch. 23 PHYSICS 2B Spring 2011 Homework Solutions – Chapter 23 Author: Evan Grohs - [email protected] Ch. 23 Problems: 1, 5, 8, 10, 13, 15, 19, 27, 28, 29, 32, 39, 44, 52, 56, 58, 64, 65, 79 Page 1/14

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!"# %& '()* %+,- 23.1. I DENTIFY : .//01 23#4%&#%5 67 8(0890(6* 6"* :7;<# ="* *0*86;>8 /76*?6>(0 *?*;)1 7@ ( /(>; 7@ /7>?6 8"(;)*A >A )>B*? C1 23#4%&#D5# S ET U P : E*6 6"* >?>6>(0 /7A>6>7? 7@ % q C* /7>?6 a (?F 6"* @>?(0 /7A>6>7? C* /7>?6 b G (A A"7:? >? H>)9;* %&#,# I#,JI K a r %% 4I#%JI K5 4I#%JI K5 b r ± I#&J&L K b r Figure 23.1 E XECUTE : ab a b WU U o ² LL D% ,% I ,4 % # - I , I ! 5 4 - # & I , I ! 5 4M#DMM ,I N K + ! 5 -I # , J I K a a qq U r S ² ² ³ ±u ²u u ´ P I#L,M- O a U ² I % # - I , I ! 5 4 - # & I , I ! 5 4M#DMM ,I N K + ! 5 # & J & L K b b U r ² ² ³ u ´ P I#%L%& O b U ² I#L,M- O 4 I#%L%& O5 I#&JL O a b U o ² ² ² ² ² E VALUATE : ="* (66;(86>B* @7;8* 7? % q >A 67:(;F 6"* 7;>)>?G A7 >6 F7*A ?*)(6>B* :7;< 7? q % :"*? q % K7B*A 67 0(;)*; r # 23.5. (a) I DENTIFY : PA* 87?A*;B(6>7? 7@ *?*;)1Q 76"*; aa bb K UW KU ±± ± U @7; 6"* /(>; 7@ /7>?6 8"(;)*A >A )>B*? C1 23#4%&#D5# S ET U P : E*6 /7>?6 a C* :"*;* q % >A I#MII K @;7K q , (?F /7>?6 b C* :"*;* q % >A I#-II K @;7K q , G (A A"7:? >? H>)9;* %&#J(# Figure 23.5a E XECUTE : R?01 6"* *0*86;>8 @7;8* F7*A :7;<G A7 76"*; I W (?F I , # - U r P %& % ,, 4,#JI ,I <)54%%#I K+A5 I#&L&I O Km v ² u % I % # M I , I ! 5 4 S # M I , I ! 5 4M#DMM ,I N K +! 5 I#%-J- O # M I I K a a U r ²² u ´ ± P % , % K mv % I % # M I , I ! 5 4 S # M I , I ! 5 4M#DMM ,I N K +! 5 I#-DIS O # - I I K b b U r u ´ ± P
!"# %& '()* &+,- ="* 87?A*;B(6>7? 7@ *?*;)1 *39(6>7? 6"*? )>B*A 45 ba ab K KU U ± ² % , % I#&L&I O 4I#%-J- O I#-DIS O5 I#,,SS O b mv ± ± ² & %4I#,,SS O5 ,%#J K+A ,#JI ,I <) b v ² u E VALUATE : ="* /76*?6>(0 *?*;)1 >?8;*(A*A :"*? 6"* 6:7 /7A>6>B*01 8"(;)*F A/"*;*A )*6 807A*; 67)*6"*;G A7 6"* <>?*6>8 *?*;)1 (?F A/**F F*8;*(A*# (b) I DENTIFY : E*6 /7>?6 c C* :"*;* q % "(A >6A A/**F K7K*?6(;>01 ;*F98*F 67 T*;7# .//01 87?A*;B(6>7? 7@ *?*;)1 67 /7>?6A a (?F c: 76"*; # aa cc K UW ±± ± S ET U P : '7>?6A a (?F c (;* A"7:? >? H>)9;* %&#JC# E XECUTE : I#&L&I O a K ± 4@;7K /(;6 4(55 I#%-J- O a U ± 4@;7K /(;6 4(55 Figure 23.5b I c K 4(6 F>A6(?8* 7@ 807A*A6 (//;7(8" 6"* A/**F >A T*;75 ,% I , - c c qq U r S P ="9A 87?A*;B(6>7? 7@ *?*;)1 aac K UU ± )>B*A I , I#&L&I O I#%-J- O I#LIM- O - c r ± ± P LL D% % I ,4 % # M I , I ! 5 4 S # M I , I ! 5 4M#DMM ,I N K +! 5 I#&%& K# -I # L I M - O I # L I M - O c r ²² ²u u ³ ± P E VALUATE : U of (A I r o A7 q % :>00 A67/ ?7 K(66*; :"(6 >6A >?>6>(0 A/**F >A# 23.8. I DENTIFY : !(00 6"* 6";** 8"(;)*A ,G % (?F &# ,% ,& %& UU U U ± + S ET U P : ,% %& ,& UUU C*8(9A* 6"* 8"(;)*A (;* *39(0 (?F *(8" /(>; 7@ 8"(;)*A "(A 6"* A(K* A*/(;(6>7?G I#JII K# E XECUTE : %L % && 4 , # % , I ! 5 I#ISM O# I#JII K I#JII K kq k U ² u E VALUATE : U"*? 6"* 6";** 8"(;)*A (;* C;79)"6 >? @;7K >?@>?>61 67 6"* 87;?*;A 7@ 6"* 6;>(?)0*G 6"* ;*/90A>B* *0*86;>8(0 @7;8*A C*6:**? *(8" /(>; 7@ 8"(;)*A F7 ?*)(6>B* :7;< (?F *0*86;>8(0 /76*?6>(0 *?*;)1 >A A67;*F# 23.10. See Addendum 23.13. I DENTIFY (?F S ET U P : .//01 87?A*;B(6>7? 7@ *?*;)1 67 /7>?6A A (?F B. E XECUTE : AABB K UKU ± ± G U qV A7 AA BB K qV K qV ± ± L I # I I % J I O 4 J # I I , I ! 5 4 % I I V M I I V 5 I # I I J J I O BA A B KKq ² ± ² ± ² u ² VV %+ S # - % K + A vK m E VALUATE : W6 >A @(A6*; (6 B; ( ?*)(6>B* 8"(;)* )(>?A A/**F :"*? >6 K7B*A 67 ">)"*; /76*?6>(0# 23.15. I DENTIFY : .//01 6"* *39(6>7? 6"(6 /;*8*F*A 23#4%&#,S5Q # b a Wq d o c ³ ´ E l & &

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!"# %& '()* -+,- S ET U P : PA* 877;F>?(6*A :"*;* y ± >A 9/:(;F (?F x ± >A 67 6"* ;>)"6# ="*? X E E = j & :>6" - -#II ,I N+!# E u (a) ="* /(6" >A A<*68"*F >? H>)9;* %&#,S(# Figure 23.17a E XECUTE : XX 45 4 5I dE d x ² ² El j i & & A7 I# b ab a Wq d o c ³ & & E VALUATE : ="* *0*86;>8 @7;8* 7? 6"* /7A>6>B* 8"(;)* >A 9/:(;F 4>? 6"* F>;*86>7? 7@ 6"* *0*86;>8 @>*0F5 (?F F7*A ?7 :7;< @7; ( "7;>T7?6(0 F>A/0(8*K*?6 7@ 6"* 8"(;)*# (b) S ET U P : ="* /(6" >A A<*68"*F >? H>)9;* %&#,SC# X d d y l= j & Figure 23.17b E XECUTE : 4 5 d yE d y ² j j & & bb b a aa d q E d y q E y y o cc c ² ´ ³³ & & I#LSI KG ba yy ´ ± /7A>6>B* A>?8* 6"* F>A/0(8*K*?6 >A 9/:(;F (?F :* "(B* 6(<*?
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## This note was uploaded on 12/18/2011 for the course PHYS 2B 2b taught by Professor Hirsch during the Spring '10 term at UCSD.

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9 HMK #2 Chp 23 - Ch. 23 PHYSICS 2B Spring 2011 Homework...

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