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«الشروق» تقدم مراجعة ليلة الامتحان في مادة الفيزياء للثانوية العامة

### Transcript of «§„´±ˆ‚» ‚¯…...

• ..... 5

1

5

015

015-

2.0

11

2.0

5

5

5

5

% 8

%29

%29

21

21

2.0

2.0

3.0

3.0

002

1002

A43

21

02

202

3.0

1

3.0

• 2

%08

8.0

1

:

I = P2R

• 3

:

:

( )

() :

/ /

. / /

. / /

SR

= sR sR sI = gR gI SV = gV

=

mR

gR gI + mR gI = V gV + mV = V

= mR

0003

• 4

6565VB = 1.5 v

RX

Ig =

Ig =

:

612

24 - 6 -

-

18 A - 8 A - 2 A - 0.5 A

12 V - 8 V - 6 V - 3 V

18 A - 8 A - 2 A - 0.5 A

10

18080205

10-6

1012

- 1 - Zero - 10-12

1

111

1

111

8

8Zero88

8

8Zero88

• 5

84 1 1A 8

A 2V 21

808

L V B - = .f.m.e :

XL

VB

t . V . L = A ) t . V = X ( X L = A ) A . B = m ( t . L . V . B = A . B

t . L V B = m

= .f.m.e

L V B =

N A I B = :

d a c b

d cb a

dcL baL I B = = L I B = F

A I B =

N A I B = N

:

BI

) 1 ( .. = B

• 6

I

) 2 ( = F

21B

) 3 ( = F

.. FF3

7-01 2 = B ) 1 (

I B = F ) 2 (

7-01 2 = F ) 3 (

2I F ) 4 ( 2I 7-01 2 = I

: 2V1V

2V1V

S

2V1V

r I - BV = 1V , R . I = 2V S

r . I - BV = 1V , R . I = 2V

BV = 1V , oreZ = 2V

3V + 2V + 1V = latoTV

3R + 2R + 1R = TR 3R I + 2R I + 1R I = TR I

• 7

.

3I + 2I + 1I = latoTI

=

+

+

=

+

+

:

:

• 8

:

:

=

e

=

e = R

e e

= B

= SR )(niS N B A = .f.m.e

gV N B A

• 9

/ / (

) :

:

:

:

:

• 10

502

0.5

2A

6A

I =

2 =

VB = 4R + 1 .. (1)

I =

6 =

VB = 3R + 3 .. (2)

VB = 9 V , R = 2

=

= 12.5 104 -1 . m-1

2

B1 =

=

= 5 10

-6 Tesla

B2 =

=

= 2.5 10

-6 Tesla

BT = B1 - B2 = 2.5 10-5

Tesla

F = B I L = 12.5 10-6 N

BT = B1 + B2 = 7.5 10-6

Tesla

F = B I L = 37.5 10-6 N

24000.05

10025

• 11

f =

= 40 Hz = 2 f = 251.3 rad. / s

1 e.m.f.Max = A B N = 25 10-4

0.05 251.3 100 = 3.14 V

2 e.m.f.eff. = 0.707 e.m.f.Max = 0.707 3.14 = 2.22 V

3 =

= 30

0 e.m.f. = e.m.f.Max

Sin(30

0) = 1.57 V

3

e.m.f.Max = A B N

4020mA

100mA

210

RS =

=

= 10

V = I ( Rm + Rg ) = 20 10-3

( 210 + 40 ) = 5V

100%24W

12V240V

480

PW = Is Vs Is =

=

= 2 A

=

=

Ip = 0.1

A

=

=

Np = 9600 turns

• 21

..... ..

=

NO

.

• 31

: -

-)

:

A 00030

01 526.643-

01 3.s.J8s/m

• 41

h

h = c h = WE

=

01 526.6 =

91- J

:

:

• 51

:

- -

.

.

) (

• 61

h

c h = WE

WE

= WE - E

v m

2

) (

.

.

h

c m

h

V . e

c m

2

v m

2 = t .V . I

=

• 71

) . NO (

ECV + CRCI = CCV

. -

h

h

s/m 0304

01 1.913-

017 s/ m

=

=

01 25.5 =

43- = m

=

01 25.5 =

43- m

• 18

4.6 105 m/s

623 nm

9.1 10-31

Kg6.625 10-34

J.s

3 108 m/s

c = =

=

= 4.8 10

14 Hz

h - h C =

m v

2 C = 3.347 10

14 Hz EW = h C = 2.22 10

-19 J

4000 A0

5.3 105 m /s5500 A

0

c = =

=

= 7.5 10

14 Hz

h - h C =

m v

2 C = 5.57 10

14 Hz =

=

= 5.45 10

14 Hz

8 10-7

m200W

PL =

=

= 8.28 10

-28 Kg.m/s F =

=

= 1.33 10

-6 N

92.4 MHz

100 KW

E = h = 6.625 10-34 92.4 106 = 6.12 10-26 J

1.6 10

30