Than Toc Luyen De 2016 Vat Ly

i 10 cos(120 t

i

-

i

2

-

i

2

i

N

2
2.f 1

i

N

2.f

Io cos

.t

i

2

A.
N
N

2.60 1

)(A)

2.f 1
2.f

119

i

4 cos(100 t

i

2 cos(100 t

)(A)

3

2.50 100

N

1
T
i

i 0
v 0

1

i

1A

2

)(A)


N

1
T

1
0, 02

50

u

2
2

3

ts

4

arccos

U1
Uo

2.T 1
s
3
75
1
4
110 2
arccos
75 100
Uo

tS

ts

ts

4

4.

arccos

T
8

T
2

U1
Uo

0, 01s

Uo

220 2V


i

q
t

dq
dt

q'
t2

idt

q
t1

T
4

t2

idt

q
t1

q

Io cos

t

dt

Io

sin

0

Io

T
6

t

T
4
0

Io

. sin

2 T
.
T 4

sin

2
.0
T

2

10

2 3

4

3
40
3

ZL

2
3

.L

200 3

tan

ZL

2
3

t

3
4
3
2.100

3

3

4
3
1
s
75

40
ms
3

ZL

tan

3
4

ZC
R

4
3.100

t

1
100 3
.C

ZC

ZC
R

1

4

3
2
3
s 15ms
200

2

20
3

2

U 2AB

UR

Ur

U 2AM

U R2

U C2

U 2NB

U r2

UL

U 2MB

U r2

UL

UC

2

tan

AM

tan

NB

tan

MB

U L2

U MB
I

tan

AM

MB

cos

MB

sin

MB

UL

Uo

UL
Ur
ZC2

UR Ur
U AB

cos

ZC
R

4
r
ZMB
ZL
ZMB

1

AM

AM

UR
U AM

sin

AM

UC
U AM

cos

NB

Ur
U NB

sin

NB

UL UC
U NB

cos

MB

Ur
U MB

sin

MB

UL
U MB

50 2

RC

4

rL

1
2

r 125 2

1
2

ZL

125 2

L

i

125 2 50
125 2 50

1, 25 2

H

0,8 2 cos 100 t
0,51rad

1, 295rad

I o .Z 293,94V
u

UL UC
U AB

sin

cos

250

ZL ZC
R r
uAB

UC
Ur

R2

i
tan

UC
UR

2

UC

ZRC
ZMB

UL UC
UR Ur

tan

293,94 cos 100 t 1, 295 V

4

A

U R ; U L ; U C ; I;
R2

ZRC
ZMB

U MB
I

ZC2

50 2

250
rL

U 2o

U 2AM

r

4
U 2MB

UL

ZL

ZrL

2

Uo

293,94V

UrL

125 2

UAB
UR

I

Ur

RC=45°

URC

tan

(u rL ,u)

UC

80
200 2

(u rL ,u)

u AB
u

0, 275 rad

293,94 cos 100 t

2

0, 275 V

293,94 cos 100 t 1, 295 V

UAB
I
UR
UC
UAM

UMB

45° 45°
45°

0

0
0

0

Ur

UL


i

i

Z

u AB

u

80 0 200 2

2

Shift 2 3 =

293,94 cos 100 t 1, 295 V

u AM
R ZC i

4 2
cos 100 t

5
u MB
i

200 2
4 2
5

2
4

4

80 0
50 50i

A

Shift 2 4 =

Shift 2 3 =


v max
T

2 v max
T

v max

2 T

2 v max
T


B

E


1
2
1

1, 4

L

H; C

10
2

3
1
2

4

F

10

4

2
L

2

H

L

1

H

L

1
H
2

L

1
H
3

235
92

U

95
42

Mo

139
57

La


1
1

2L
u

f1

20 6 Hz.

30 2 Hz

U 2cos2 ft (V).
f 2 40 2 Hz

50 2 Hz.

CR

2


7
3

Li


x

A cos( t

)

v

A cos( t

)

A sin( t

)

A cos( t

2

)

v

x

v

A sin( t

a

2

A cos( t

)

2

a

a max
v max

)

v max

A

a max

2

a max

a max
v max
A

A

v max

2 v max
T

.vmax

2
2

1

2

x


v tb

6A
T

k
m

T
f

2

2

2

m
k

1
2

k

m


v22 v12
x12 x22
xo

A cos

vo

0

vo

0
k
M

a

v
A2

x2

v 2max

a 22 a 12
v12 v 22

a a max
x v max

v2

10rad / s

xo

A cos

vo

0

0

2

2

g

g

2

T

2
1

f
T

2

T'
T

Fð

q.E

P

Fð
|q|E
m

g'

E

Fð

P

Fð

|q|E
m

g

E

P
|q|E
;
m.g

g2

qE
m

2

g
cos

g
g'

Fð
T'
T

1

g

Fð

Fð

g

g
g'

10
9,9

T ' 2, 01s

P

|q|E
m

10

0,1.10 6.104
0, 01

9,9

E

E
Fd

P

Phd

T'
T

P Fd
10
6, 4

g hd

Fd
m

g

1

5.106.4.10
0, 2

qE

m

Fd

Fd
P

5

6, 4m / s 2

T ' 2,5s

E
tan

4800.6.10
0, 08

10

7

10N

45o

E
Fd

qE 1N

Phd

P2

Fd2

T'
T

g
g hd

T ' 1, 68s

2N

g hd

Phd
m

10 2m / s 2

E
Phd

P Fd

mg qE

0, 0716N

P
g hd
T' 2

Phd
m

1, 79m / s 2

g hd

3,32s

Fd


A2

A12

A 22

2A12 A 22 cos

A1 sin
A1 cos

tan

A

1
1

A 2 sin
A 2 cos

1

tan

A1

; A1

A2

A1 sin
A1 cos

A12

A 22

5sin
tan

5 cos

)

A12 A 22

A

2

1

1

;(

1

2

)

1

3
A2

2

2

; A2

A12 2A 2 A12 cos

A sin
A cos

1

2A12 A 22 cos

A1 A 2
2

A2

;(

A 22

2

A

A 22

2

A12

1

A1 A 2
1

2k 1

2

2A1A 2 cos

6
6

5 3 sin
5 3 cos

2

3
3

6
52

1

3
3

2

5 3

6

3
2.5.5 3 cos

3

6

A 10cm


x 10 cos

x

5 2 sin

5
6

t

t

x 10 cos
x

5 3
cos
2

t

3
t

3


x

5sin 10 t

x

5 3 sin 10 t

6
4

To

v

9
1,5

6m / s

m
k

2

2

m
k

S
v
v

S
2

k
m

12,5 900
2
16

5 3 sin 10 t

x

5sin 10 t

To

21,6km / h

T0

x

2

g

2

6


1
Tth
S
v

Tth

1)

2)

To

S
v

v

S
T

3
0,9

10
m/s
3

1
f0




C

2

1
4 C.f 2
2

1
L
.8C
2

.S
k .4 d


1
4 C.f 2
2

1
4 C.f 2
2

T

L

f

1
L

2000

f

1
2

LC

1
LC

L

L

1
2
C

1
2
4 C.f 2

50mH

10 3
H
2