Куперштейн Ю.С. Физика. Опорные конспекты и дифференцированные задачи. 7, 8 классы

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K8/l1

R

-const

U =U

I

,

2U

I

,

3U

I

, ..•

1=/

1,2/

1,3/

1

" "

/

3AKOHOMA

U

-const

R =R

1

,

2R1'

3R

I

I 1

I =

II'

"2/1'

3/1

I

I

U

R

~/

[IJ

U

U=I·R

80

K 8/12

COE~MHEHMETIPOBO~HllKOB

IIOCJIe,D;OBaTeJIbHOe

napaJIJIeJIbHOe

2) V =

VI

+VZ

(If3

onsrra)

2) 1 =I) +I

z

(If3

onsrra)

3)

VI

=I·R

I

}

V

z

=I·R

z

=:>IR

=IR

I

+IR

z

V=I·R

II

R

=R

I

+R

z

V

3) I)

=-

R)

U

I

z

= -'

R

z

I=U

R

V U U

,=:>-=-=-

-.

R R

I

R

z

II

1 1 1

-=-+-

R

R)

R

z

81

V

11

_

R)

_ R

z

4)* I

z

-

U

-Ii;

R

z

K 8/13

PAIiOTA, MOUJ;HOCTh,

KOJIIflIECTBO

TEllJIOThI

CD

Pa60Ta

:MeKTpHlfecKoro

TOK3

A I

~

,......

"":"

A=U·q=U·/·t

CM:

,[(JK

=B.A.c

BRE: BT'q = 3600

.ll)l(

rBT' q = 360000.llJK

KBT

.q = 3 600 000

,[(JK

(!)

MOIUHOCTb

aaetcrpasecxoro

TOKa

I

p~:

~UI

I

.

.llJK

Cll.

BT=-=B·A

c

BHE:

rBT

= 100

BT

KBT=1000BT

MBT=10

6

BT

®

KOJlH'IeCTBO

TenJlOTLl

,,\ // A

~

Q

.D:JKoyJIb-JleHU

~

U

2

......

//

\,......

A:::::.Q=U·/·t=/R·/·t=/2R·t=-.t

R

@ Koporxoe

3aMLlKaHHe

o

82

npenoxpamrrem,

-I

f-

K 8/14

MArHlITHOE nOJIE

CD

Ajsnep

(!fJp.)

1=0

__

S--<~_N

__

I

3JIeKTpHQeCKHH TOK

nopoxnaer

MarHHTHoe

nOJIe

(!)

M.n.

npHMoro

TOKa

MarHHTHhIe

JIHHHH -

...

<CTp.

132>

nanpasnenae

M.JI.

tt

-o-N

®

M.n.

KaTywKH

C TOKOM

3JIeKTpOMarHHT

rr

'

-n-

-f{:-

-

-P:-

- - - -

~

N

--

- -

---,.

__ - _ S

':..-..

--)

......

_-------'

I

_~-----------~_

==~>N~-~-~

..

_-----------~

,

- +

- renerparp

- TeJIe!fJoH

--3BOHOK

-

peJIe

83

K

8/15

nOCTOSlHHhIE

MADUffhI

I

MarHl1T

M.

nornoca

- ...

<CTp.

139> \

eCTeCTBeHHble

(MarHHTHbIH:

)l(eJIe3HjlK)

~l~

~- ----------

....

~')

----'10

N

~-~-------------1

__

--..>_-------------_,

s

'----------------~)

HCKyccTBeHHble

(crans,

HHKeJIb,

Ko6aJIbT)

~'

N~S

,

----------~----~>

- +

I'anoresa

AMnepa:

e

~"-~O\

' '

I \

I \

:

(±)

!

\

\ I

\ , I

........

_-_

....

c~

~C~

C~ C~

C1'"

O,llHOHMeHHble:

pa3HOHMeHHble:

S N

.-ED

N S

N S

N S

aanmutaer

OT KOCMHQeCKOrO

H3JIYQeHHjI

,

n03BOJIReT

opHeHTHpoBaTbcR

Maraaraoe

none

3eMJlH

AHOMaJIHH

nocrosaasre

(3aJIe)l(H

)l(eJIe3a)

I

KpaTKOBp.

(MarH.

6ypH)

'~

\

\

J

I

~'

,

,

-

-~-'

10

reorp

,

.,.

c,

~

,

I

I

,

\

..,

84

N

K 8/16

,L(BIDKEHHE

npOBO,L(HHKA

CTOKOM

BMArHHTHOM nOJIE

{

I

F=:.f I

M.fioml

s

PaMKa C

TOKOM

B MarHHTHOM

none

+

3neKTpWleCKHH ,UBHraTenb

RK06H

(XIX BeK)

'. n no 98%

CTaHKH,

TpaHcnopT,

anexrpofisrroasie

npnfiopu,

..,

85

K

8117

IIPHMOJII1HEHHOE

PACIIPOCTPAHEHllECBETA

TeHh

nonyTeHh

OTPAlKEHME CBETA

A

c

B

3aKoHhI:

1)

~

==

a

2) AD, DB,

DC-

B

O.D.HOH

nnOCKOCTl1

paccesnnoe

e

A..

1l306pa)({eHHe

MHHMoe,

npxaoe,

paanoe no nemrtane

86

K 8/18

IIPEJIOMJIEHME

CBETA

C

A

{

orpaxeaae

npeJIOMJIeHHe

nOrJIOmeHHe

3aKOHbI

npeJIOMJIeHwl:

1)

AD,

DB, CD - B O,llHOH

nJIOCKOCTH

2) B pasasrx cpenax

npeJIOMJIeHHe

paaaoe

sin a

--=n

sin y

3)

otiparaaocri,

xona nyveii

Tpeyronsnas

npmaa

,llBa)l(,llbI OTKJIOHHeTC5I

K OCHOBaHHIO

87

K 8/19

JIHH3hI

npoapanasre rena, orpamrxenmae

c<pepHtIeCKHMH

nOBepXHOCTHMH

O~~I

cofiaparouiae

K]]]

F

.lleHCTB.,

yM., nepesepn.

~~,

, ,

I " .......

I

\to.

......

I '

..

I

I

I

F

MHHMoe,

YB.,

rrpssroe

.lleHCTB.,

ya., nepesepa.

MHHMoe,

yM.,

npxaoe

F -

<poKycHoe

paccrosnae

D=

~

-

OnTHtIeCKaH

CHJla

[D]

=

~

=.llIITp

F M

D,

F >0 - ecna

nHH3a

cofiupaiomaa

D,

F <0 - ecrnr

nHH3a

pacceaaarotnas

88

K 8/20*

<l>OTOAITITAPAT

H306pa)l(eHHe

AeHcTB.,

yM.,

nepesepn,

rJIA3

CKJIepa

POrOBHI.~a

PaAY)l(Ha~

__

-Jrl

060JIOQKa

Xpycranux

(<<o61>eKTHB}))

3pa'lJOK

(2-8

MM)

COCYAHCTajI

060JIOQKa

AKKOMOAaUH~

(12 CM -

00)

OJIH30PYKOCTb

d =25 CM - pacer, naanysur.

3peHHjI

o

.LJ:aJIbH030PKOCTb

~€r

-0G

89