Bai Tap Vat Ly Chat Ran.thuvienvatly.com.509b5.28393

7/25/2019 Bai Tap Vat Ly Chat Ran.thuvienvatly.com.509b5.28393

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MC LC

Chng 1: CU TRC TINH TH VT RN....................................................3

Chng 2: DAO NG MNG TINH TH......................................................1!

Chng 3: T"NH CHT NHI#T C$A TINH TH..............................................1%

Chng !: &' THU()T V*NG N+NG &,-NG..............................................2

Chng /: 0H" &CTRON T DO TRONG 0IM &OI.................................22

Chng : 45N D6N..........................................................................................2/

Chng 7: T"NH CHT T8 C$A VT RN.....................................................27


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LI NI U

Nh 9hng ;< => ?@;B ; EF 9h; n EJ KLn h9 ngh@n 9P ;Qnh 9h; 9< ShnEn 99 ; 9h; nh 9h; nB 9h; EWng ;Xng ;h g@@ ;hYng ngJZ 9< 9hng ;


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Chng 1:CU TRC TINH TH VT RN

Bi 1. y9 =unh 9hz qa 9h@pP 9< =Yng ;h{ng =@ lP< h


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M}; 11

h: b : E 1 : 1 : 1 1

: : 1 1

n1 1B n2 1B n3

M}; 1

h : b : E : : 1 : :1

1

n1 B n2 B n3 1

M}; 12

h : b : E 1 : 2 : 1 1

: : 112

n1 1B n21

2

B n3

Bi #. Chng K@nh ?@fP ;h9 1.7 J 1.

4@fP ;h9 1.7[ ] [ ] [ ]

( )

[ ] [ ] [ ]( )

2 3 3 1 1 2

1 2 3

3

2 3 3 1 1 23

2 2 2

2

a a a a a aV b b b

V V V

a a a a a aV

= =

=

r r r r r rr r r

r r r r r r

z

y

x

z

y

x

z

y

x


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V = ( ) [ ] [ ]( ) [ ]( ){ }3

2 3 1 3 1 2 2 3 1 13

2a a a a a a a a a a

V

r r r r r r r r r r

MJ [ ]( )2 3 1 1a a a ar r r r

V = ( ) [ ] [ ]3

2 3 1 3 1 23

2.a a a a a a

V

r r r r r r

( ) ( )3 3

2

3

2 2V

V V

= =

4@fP ;h9 1.

T< 9c:

OH= ( )

( )1 2 31 1 2 2 3 3

hb kb lbGR n a n a n a

G G

+ += + +

rr r r r

r r

( )1 2 32 2n h n k n l n

G G

+ +=r r ( )n Z

( ) 2 1nOHG

+= r

MJ:( )

2d hkl HH OH OH

G

= = = r

Bi $. Chng K@nh ;Xng h}E|}S ShngB bhXng 99h [hbE g@^< 2 K}; 9c 9hz qaM@EEhbE =e9 ;Qnh ?ng 9Lng ;h9:

2 2 2hkl

ad

h k l=

+ +

O

GHH

P


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TXng =cB < EJ hng qa KingB K};hbE gn ga9 ;< =L}nh; 9; ;9 ;< = En Ee; EJ

B Ba a a

h k l.

%i&i

T< 9c: OA a

hB O4

a

kB OC

a

l

2 2 2

1 1 1

OH OK OC = +

2 2 2 2

1 1 1 1

OH OA OB OC = + +

2 2 2 2

1 1 1 1OH OA OB OC

= + +

2 2 22

1 1 1 1

OH a a ah k l

= + +

2 2 2

2 2

1 h k l

OH a

+ + =

2 2 2

2 2

1 h k l

OH a

+ + =

2 2 2

hkl

ad OH

h k l= =

+ +

Bi '. TQnh bhXng 99h g@^< 99 K}; E|n 9|}n ;hPL}9 h K}; 111 ;Xng |}; E@}P b;;@nh ;hX E|}S Shng ;|K K}; @ ?n bQnh ngPZn ;_ .

%i&i

Ming E|}S Shng ;|K K}; ;< 9c:

!! 2

2

rr a a= =

2 2 2hkl

ad

h k l=

+ +

111

! !

2. 3

r rd = =

Bi (. Chng K@nh 9P ;9 E9 g@9 S 9h};B ;z qa 9s


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Vk =|Z EJ 9P ;9 E9 g@9 S 9h}; nn ; [@}n A4CD EJ ; [@}n =pPB [X =c :

A4 4C CD AD

Bai Tap Vat Ly Chat Ran.thuvienvatly.com.509b5.28393

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